Twas
abbr. 第三世界科学院（The Third World Academy of Sciences）
🗣️ 情景例句
The rules can be applied to any case.
这规则可适用于任何情况。
He is studying the ecology of ameba.
他在研究阿米巴
There's no need for that. We'll have dinner another time.
不必为那件事惭愧。我们改个时间再共进晚餐吧。