Bos
[计] 基本操作系统, 成批处理操作系统\\n[医] 牛属
🗣️ 情景例句
Before a long trip I always give my car a safety check.
远行之前，我总是会对车子进行安全检查。
What's your wholesale price on this item?
这种产品你们的批发价是多少呢？
No, she's much younger than I am. She only started here this term.
对，她年纪比我小得多。她是这个学期才进校学习的。