✅ 同义词
🔴 反义词
🗣️ 情景例句
I've got extra time on my hands.
我有过多空闲时间。
We kept on discussing the problem for four hours.
我们持续讨论那个问题达四小时。
I've never met him but I've talked to him on the net.
我没见过他，但我和他在网上聊过天。