A roller bearing
滚柱轴承
🧩 词语组成解析
🗣️ 情景例句
He is liked very much because of his courtesy.
他由于彬彬有礼而颇获好感。
What is your girlfriend's name?
你女朋友的芳名是？
They located the right chimney by tapping at the walls and listening for the man's cries.
他们通过叫击烟囱倾叫声而确定传出声音的那个烟囱。