✅ 同义词
🗣️ 情景例句
Safety first.
安全第一。
We would be glad to start business with you.
我们很高兴能与贵公司建立贸易往来。
Below, the captain realized to his horror that the Titanic was sinking rapidly,
在下面，船长惊恐的地发现“泰坦尼克”号正在急速下沉，