Clast
n. [地]碎屑（岩）
🗣️ 情景例句
It's a serious matter for a lot of us.
对我们许多人来说这可是个严重的问题。
That reminds me.
这使我想起来了。
On the B.B.C. you can hear the clock when it is actually striking because microphones are connected to the clock tower.
当大钟打点的时候，你可以从英国广播公司的广播中听到，因为钟塔上接了麦克风。