1、take off

(飞机)起飞

We eventually took off at 11 o'clock and arrived in Venice at 1.30.

我们终于在11点起飞，1:30 到达威尼斯。

(产品、活动、事业等)腾飞，突然成功

They need to expand the number of farmers who are involved if the scheme's going to really take off.

这个方案要想真正成功，他们就需要增加参与的农场主的人数。

In 1944, he met Edith Piaf, and his career took off.

1944 年，他结识了伊迪思·比阿夫，从此他的事业开始腾飞。

(突然)离开，走开，走掉

He took off at once and headed back to the motel.

他立刻离开，回到汽车旅馆。

He took himself off to Mexico.

他突然动身去了墨西哥。

请假;休假;告假

Mitchel's schedule had not permitted him to take time off.

米切尔的日程安排使他无法休假。

She took two days off work.

她休了两天假。

2、properly

正确地；准确地；令人满意地

You're too thin. You're not eating properly.

你太瘦了。你的饮食不合理。

There needs to be a properly informed public debate.

有必要让公众在充分知情的状况下展开辩论。

适宜地；合适地；得体地；恰当地

He's a spoilt brat and it's about time he learnt to behave properly.

他是个被宠坏的孩子，是该学些规矩了。

They will be concerned to do the right thing to dress properly, for instance.

他们需要注意行为是否恰当 比如说，穿着得体。