The car turned left and hit the guard rails at 270 km/h at the entrance to the Indianapolis turn.

在印第安纳波利斯弯，赛车以270 km/h的速度左转，撞向了护栏。

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For example, if t* is the time you hit the ground, then t* satisfies the equation h - 1/2 g ^2 = 0.

例如,如果在 t* 时刻落地,那 t* 就满足等式 h - 1/2 g ? ^2 = 0

耶鲁公开课 - 基础物理课程节选

H-P stockholders take a big hit, careers will be ruined (on both sides of the deal) and whatever marketplace promise Autonomy had may be destroyed.

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Because he was still recovering from the surgery, his fastball didn't hit top speed (more than 90 m.p.h.) until July, but his forkball was lethal.

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