Microseismometer
n. 微震计
🗣️ 情景例句
Yes. I know I must seem silly.
是的，我知道我看来一定很可笑。
Not necessarily.
不见得。
It is as if a single unimportant event set up a chain of reactions.
好像是一件无关紧要的小事引起了一连串的连锁反应。