✅ 同义词
🧩 词语组成解析
n. 音乐节拍；差拍振动；心脏跳动（beat的复数）
min
[min]
abbr. minute 分;minuto (Portuguese or Spanish=minute) （葡萄牙语或西班牙语）分;minority 少数;miniature 小型的;
🗣️ 情景例句
I want to send this letter to China, by air mail.
我想把这封信航空邮到中国。
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
The doctor said he could do nothing to help him.
医生说他对此无能为力。