1、discount
減價;折扣
They are often available at a discount.
它們經常進行打折銷售。
Full-time staff get a 20 per cent discount.
全職員工享受 20% 的折扣。
給…打折;打折出售
This has forced airlines to discount fares heavily in order to spur demand.
這迫使航空公司對機票大幅打折來刺激需求。
Tour prices are being discounted as much as 33%.
旅行價格打了 6.7 折之多。
認為(某種思想、事實、理論)不重要;不全信;認為…不相關
However, traders tended to discount the rumor.
然而，商人往往不相信這一謠傳。
This theory has now been discounted.
這個理論被打了折扣。
2、take off
(飛機)起飛
We eventually took off at 11 o'clock and arrived in Venice at 1.30.
我們終于在11點起飛，1:30 到達威尼斯。
(產品、活動、事業等)騰飛，突然成功
They need to expand the number of farmers who are involved if the scheme's going to really take off.
這個方案要想真正成功，他們就需要增加參與的農場主的人數。
In 1944, he met Edith Piaf, and his career took off.
1944 年，他結識了伊迪思·比阿夫，從此他的事業開始騰飛。
(突然)離開，走開，走掉
He took off at once and headed back to the motel.
他立刻離開，回到汽車旅館。
He took himself off to Mexico.
他突然動身去了墨西哥。