Spherical pendulum
[化] 球面摆
🧩 词语组成解析
🗣️ 情景例句
We think it might be just right for ten- to twelve-year-olds.
我们想它或许对十岁到十二岁大的孩子正合适。
Don't cross the bridge till you get to it.
不要杞人忧天。
It seemed certain that this would win the prize.
看来这个饼干获奖无疑了。