1. go off

離開；進行；變質；睡去

eg. So Im raised in this environment, and I go off to college.

因此，我就是在這種環境長大的。 后來，我上大學去了。

eg. She added that mango and avocado also worked, "but they are most expensive and go off more quickly".

她補充道，芒果和鱷梨也能引來鍬蟲，“但它們很貴，而且很快就會變質。”

2. curl up

卷起；蜷縮

eg. The smoke was choking me, I was curled up in pain on the bed, and I didn't know what was happening.

那股煙嗆得我氣都喘不過來.躺在床上,我痛苦的蜷縮起來,根本不知道這到底是怎么回事。

eg. If there are extra dimensions they might be very, very small – little curled up dimensions" that would not be visible in our macroscopic three-dimensional space, Pretorius told LiveScience.

如果有額外維，它們可能會極為極為微小 - 在我們的宏觀三維空間里不會看到這樣微小的蜷縮維度”，普里托里厄斯告訴《生活科學》。

3. because of

因為；由于

eg. It is mainly because of my fault.

這主要是由于我的過錯。

eg. His business went under because of competition from the large corporations.

由于大公司的競爭，他的生意陷入了困境。