feed up . give somebody plenty of good，nourishing food in order to build up his body给某人足够的营养食物以增进健康

She fed him up on the best food she could get．她尽可能地给他补养。

You are very weak after your illness，so we'll have to feed you up ．病后你很虚弱，我们得让你补养起来。

You must feed up to grow stronger．你必须吃点有营养的食物使身体长得更强壮些。

Your child looks too thin； he needs feeding up ．你的孩子看上去太瘦了，他需要加强营养。

 feel in one's bones .  know in one's bones . sense or suspect that something is the case预感；猜想；觉得会；确信

I feel it in my bones that they will never get along well together．我预感到他们永远不会相处得好。

I know in my bones that God will protect us．我相信上帝一定会保佑我们的。

feel at home . feel comfortable感到很舒畅

We had a good time by the sea during the holidays．Everybody felt quite at home there．我们假期里在海滨玩得很痛快，每个人都感到舒畅。

Do you feel at home if you are on board a ship？如果在船上，你感到舒服吗？

 feel for . pity；sympathize with同情

I feel for that poor widow．我同情那可怜的寡妇。

It's easy to feel for people in need；it's harder to bring yourself to do something practical about it ．对有困难的人表示同情是容易的，但要自己为些做点实际的事情就不那么容易了。

We all felt for the parents on the loss of their only child．我们对那死去独子的父母深表同情。

He felt for her in her sorrow．他同情她的痛苦。

 feel for .search for something with the hands用手摸索

I felt for the book in the dark room， but could not find it ．我在没有灯光的房间里摸着找书，但未能找到。

In the fog he felt for the kerb with his walking stick．他在雾中用手杖试探路边的镶边石。

She felt along the wall for the door．她沿着墙在摸门。

The old woman felt in her pocket for the piece of paper on which her son had written down the address．那位老妇人在口袋里摸一张纸条，上面有她儿子写下的地址。

feel like . seem like to the touch摸起来如同

This new man-made material feels like real leather．这种新的人造材料摸起来如同真皮革。

I'm holding something that feels like a potato．我拿着一个摸上去像土豆的东西。

feel like . feel as if one is感觉象是

I felt like a fool at that moment．我那一会儿好像是个呆子。

I felt like an idiot when I answered wrong．当我答错时，我自觉像是个白痴。

feel like .be inclined to；have the desire to想要

Do you feel like a swim？你想游泳吗？

I feel like taking a walk．Would you like to go with me？我想去散散步，你愿和我一起去吗？

I felt like laughing at the joke．听了这个笑话，我想笑。

feel like a million dollars . be in the best of health and spirits精神旺盛

He had a headache yesterday but feels like a million dollars today．他昨天还头痛，但今天却感到精神很好。

feel out . talk or act carefully with somebody and find what he thinks试探；摸清楚

Let's feel out the situation first before we take any definite steps．我们先把情况摸清，再采取具体措施。

The best thing to do is to feel out where he stands before we broach the subject with him．在和他商量这个问题以前，我们最好先摸清楚他的意见究竟如何。

at first the boxers felt each other out．拳击赛一开始，拳击手各自小心试探对方的实力。

John felt out his father about letting him have the car yesterday evening．昨天晚上约翰试探他父亲，看他是否能把车借给他。

feel up to . feel equal to . feel able to；feel capable of（undertaking）觉得能够担任；感到有能力做

I'm so tired that I don't feel up to going shopping today．我很疲劳，今天不能去买东西了。

Do you feel up to going to the theater after your recent illness？你最近刚好，有精神去看戏吗？

He didn't feel equal to the task．他感到自己担当不了这项工作。

He is a person who never feels up to a challenging position，so we can not count on him．他是一个永远也不能担负起具有挑战性工作的人，因此我们不能依靠他。

We can go on now if you feel up to it ．如果你觉得能干，我们就继续下去。

feel with . sympathize with同情

The whole nation feels with the families of those who were drowned in the great floods．全国都对遭受洪水灾害的家庭表示同情。

We feel with her when her parents died．她父母双亡时，我们都同情她。

feet on the ground . an understanding of what can be done；sensible idea实事求是；脚踏实地；明智的想法

John has his feet on the ground；he knows he cannot learn everything at once．约翰是实事求是的，他知道他不能一下子把什么都学会。

Ted dreams of sudden riches，but Henry keeps his feet on the ground and expects to work for his money．泰德梦想当暴发户，但亨利知道必须脚踏实地靠工作来赚钱。

fence in . enclose with a fence用栅栏围起来

He fenced in his land．他在自己的土地周围围起了栅栏。

We have fenced the garden in．我们已将花园用栅栏围起来了。

fence in . keep somebody from doing what he or she would like to do（usu．used in the passive）限制或约束某人的自由（通常用被动语态）

Mary felt fenced in because her father would not let her drive a car or have dates with boys．玛丽感到很不自由，因为她父亲阻止她开车或与男朋友约会。

I feel fenced in by all these restrictions．我觉得受限制太多了。

He felt fenced in by his nine to five daily routine．他感到早上九点到下午五点的例行公事，对他来说是一种约束。