Bdi
n. 基极扩散隔离
🗣️ 情景例句
I have the whole summer ...
我有一整个暑假可以利用……
We learn not at school, but in life.
学习不在校，而在生活中。
Some of my acquaintances in the country come up to town once or twice a year to visit the theatre as a special treat.
我在乡村有一些熟人，他们每年进城来看一回或几回戏，并把此看作一种特殊的享受。