Cambrian
a. 寒武纪的\\nn. 寒武纪, 威尔士人, 寒武系
✅ 同义词
🗣️ 情景例句
Yes, it is right.
对，是正确的。
He can't decide what to do.
他不能决定做什么。
'He had travelled only seven miles across the Channel when his engine failed and he was forced to land on sea.
但他只在海峡上空飞行7英里，引擎就发生了故障，他只好降落在海面上。