at the end of:
1.在……的盡頭，在……的末尾
2.在...結束時
3.在……之末
I arrived at the end of april.
我是四月底到達的。
Turn right at the end of the road.
在路的盡頭向右轉。

come to:
1.共計
The bill came to $20.
帳單共計二十美元。
2.涉及
When it comes to German, I know nothing.
談到德語,我一竅不通。
3.蘇醒過來
When she came to, she could not, for a moment, recognize the surroundings.
她蘇醒過來時,一下子記不清自己在什么地方。
4.被繼承
The house came to him when his parents passed away.
父母過世后,房子就歸他了。
5.達成
They have come to a decision.
他們已作出決定。
6.停住;下錨

buy into:
1.入股
2.買進
Mr. tanaka wants to buy into our company.
田中先生想成為我們公司的股東。
Why are people so eager to buy into organic food?
為什么人們那么愿意去買有機食品？

cover up
1.(完全)蓋住;遮住;裹住
Cover yourself up well. It's cold outside.
穿得暖和一些。外面很冷。
He had forgotten to have the machine covered up.
他忘了把機器蓋起來。
2.掩蓋
How can you cover up your mistake?
你怎么能把自己的錯誤掩蓋起來呢?

cover-up
名詞 n.
1.掩飾;掩蓋;掩飾手段
The police report was nothing but a cover-up.
警察報告書里只是一味的隱藏事實。
2.罩衫

bring up:
固定詞組 ph.
1.養育;提起...,談到
Good families will bring up good children to become law-abiding members of society.
好家庭就會教養出好孩子，也會變成社會安分守己的分子。
She is determined to bring up the children by herself.
她決心獨立扶養小孩。