还剩九秒钟，我站上了罚球线，现场的播音员大喊着：我必须给他取个新名字了。

With nine seconds left I was standing at the free throw line and the announcer was like: I have to give him a new name.

youdao

煮洋葱的同时，另外取一小平底锅，倒入白葡萄酒，微煮30秒去泡沫。

While the Onions are cooking, bring the wine to a boil in a small pan, then bubble away for 30 secs.

youdao

If that's all it knows, then in that scenario there is no building or anything else; it continues a trajectory both forward in time and backward in time, and it says that whatever seconds, one second before you set your clock to 0, it would've been on the ground.

如果是这样,在那种模式下,没有楼房或者别的什么,物体的运动轨迹可以沿时间可以向后延伸,也可以向前延伸,不管时间取什么值,在零点前一秒时,物体就在地面上

耶鲁公开课 - 基础物理课程节选