Perveance
[电] 电子管屏导数
🗣️ 情景例句
Please send me a post card.
记住给我寄名信片。
How many of these are you going to buy her?
你要买多少给她？
An even harder situation is to be on the platform in good time for a train and still to see it go off without you.
更难堪的情况是虽然及时赶到站台上，却眼睁睁地看着那趟火车启动，把你抛下。