Mean lifetime
[化] 平均寿命
🧩 词语组成解析
mean
[min]
v. 表示…的意思;意思是;打算;产生…结果;
adj. 吝啬的;刻薄的;破旧的;残忍的;
n. 平均数;中间;几何平均;等比中数;
🗣️ 情景例句
The return name and address is
发信人姓名和地址是
Please find enclosed our current catalogue and price-list quoting CIF New York.
随函附上我方最新的产品目录及CIF纽约报价单。
The situation is serious. Something must be done before it's too late.
形势危急。得及时采取措施。