But things which were at rest will move at a constant velocity, opposite of the velocity that you have relative to me.

这些静止的东西都在匀速运动,方向正好跟你相对我运动的速度方向相反

耶鲁公开课 - 基础物理课程节选

The situation begins at--remember, the two sides are opposite each other in the field, probably in the morning.

战斗开始于,别忘了,战场上的敌对双方面对面列阵,也许是在早晨

耶鲁公开课 - 古希腊历史简介课程节选

you're looking for that equal and opposite forces acting at two ends of the rope.

你就得求出作用在绳子两端的,大小相等方向相反的力

耶鲁公开课 - 基础物理课程节选

Absorption is just the opposite of emission, so instead of starting at a high energy level and dropping down, when we absorb light we start low and we absorb energy to bring ourselves up to an n final that's higher.

吸收就是发射的逆过程,与从一个高能量到低能量不同，当吸收光时，我们从低能量开始,吸收能量到一个更高的能量。

麻省理工公开课 - 化学原理课程节选

One is, he can't afford to have his hoplite line outflanked, because if I can come around and take care of this guy from this side, he is engaged with a guy who's right opposite him, I can just kill him no problem at all.

一点是,他不能让方阵的侧翼被包围,因为如果我调转方向,从这边对付他,他正在和正面的敌人交战,我干掉他就是小菜一碟儿

耶鲁公开课 - 古希腊历史简介课程节选