Obss
abbr. ocean bottom scanning sonar 海底扫描声呐
🗣️ 情景例句
You're talking about a lot of money.
你们谈的可是一大笔钱。
How long could the buyer expect your product to last?
购买者期望你们产品的使用期是多久呢？
Cancer is a deadly disease.
癌症是一种致命的疾病。