Variopter
(滑动)光学计算尺
🗣️ 情景例句
People don't ask unmarried people Why are you single?.
人们不会问未婚的人“你为什么不结婚？”。
Will it take me long to get there?
到那里要花很长的时间吗？
Though he was reluctant to do so at first, we eventually persuaded him to take us.
一开始，他很不愿意，但经劝说，终于同意了。