Postclavicle
后锁骨
🗣️ 情景例句
He has a major toy buyer in Los Angeles,
他在Los Angeles有一个玩具大买主，
It is convenient to know the language.
掌握这门语言会带来方便。
Good morning, class! Who is on duty today?
同学们，早上好！今天谁值日？