Synchronometer
[计] 同步计
🗣️ 情景例句
If no one comes to claim Gemma,
如果没有人来认领Gemma，
It is too late to cast anchor when the ship is on the rock.
船触礁后在抛锚，为时已经太晚了。
We invited them to our party but they decided not to come.
我们请了他们参加聚会，但他们决定不来。