S-g
abbr. sub-generic 普通潜水艇; sub-genus 亚属
🗣️ 情景例句
Why is he blowing his horn like that?
为什么他这样子按喇叭？
She fears Tom will drop out of school.
她担心汤姆会休学。
Why don't you come swimming with us?
你干嘛不和我们一起游泳呢？