Maintenability
[电] 可持久率
🗣️ 情景例句
with one real intergenerational program.
用一套真正跨辈份的活动。
We have some reports to show you for background information.
我们还有一些报告向你介绍背景资料。
Who has the eraser?
谁拿着橡皮擦？