✅ 同义词
🗣️ 情景例句
I'm afraid the cardboard boxes are not strong enough for transport by sea.
我担心这种纸箱，用于远洋运输，不够结实。
He threw a dance for them.
他为他们举行晚会。
For them the working hours are never long enough.
对他们来说，工作时间总不会太长，