S-g
abbr. sub-generic 普通潜水艇; sub-genus 亚属
🗣️ 情景例句
Let me show you some pictures of houses.
我来给你们看看一些房子的照片。
I'm doing great.
我过得很好。
How long has Jim been at his school?
吉姆到校有多长时间了？