通常，一百个样本要花费实验技术员超过两天的时间来检测，但是一只老鼠只需要花费不到二十分钟。
Traditionally, a hundred samples would take lab technicians more than two days to examine, but for a rat it takes less than 20 minutes.
他走了出去，但不到二十分钟又回来了。
结果…请看我的成就！在短短的不到二十分钟内…
The result… please see my achievement! Within a short period of less than 20 minutes…
悲观者不到二十分钟就放弃了，而乐观者却一直不想放弃，他们要求再多给一些时间。
The pessimist less than twenty minutes gave up, but joy the viewer has been going to give up, they require further give some time.
警察：这路公共汽车不能直达。您要换两次车。我建议您步行去。不到二十分钟就到了。
Policeman : This bus doesn't take you directly there. You'd have to change buses twice. I suggest you walk. It'll take you less than 20 minutes.
Pelican 是一种重量不到一公斤，依靠电池供电可以飞行二十分钟的遥控直升机。
THE Pelican, a small, remotely controlled helicopter drone weighing less than a kilogram, is powered by a battery that provides about 20 minutes’ flying.
Pelican 是一种重量不到一公斤，依靠电池供电可以飞行二十分钟的遥控直升机。
THE Pelican, a small, remotely controlled helicopter drone weighing less than a kilogram, is powered by a battery that provides about 20 minutes’ flying.
应用推荐