Synchronometer
[计] 同步计
🗣️ 情景例句
I don't know how to solve the problem. Will you help me out?
我不知道该怎么解决这个问题。你能帮我吗？
Steel ball
钢珠
The lower gun-ports were now below water and the inrush sealed the ship's fate.
下层炮眼已淹没在水里，涌进船舱的水给瓦萨号带来了难以逃脱的厄运。