Bd
[计] 空白显示, 框图, 布尔差分
🗣️ 情景例句
I'm so tired I think I'm overtired.
我好累， 我想我是累过头了。
Time past cannot be called back again.
光阴一去不复返。
I'm hungry. I haven't eaten anything since yesterday.
我很饿了，昨天到现在都没吃过东西。