Strata externum
[医] 外层
🧩 词语组成解析
strata
['streitə]
n. 地层;岩层( stratum的名词复数 );地层;社会阶层;
🗣️ 情景例句
Me?
我？
Do you think you could lend me some of your records/CDs?
请问你能借我几张唱片吗？
Then the sound of rumbling thunder reached the watchers on the shore, as cargo, ballast,
岸上的观众听到船上发出了雷鸣般的轰响。当物品、压舱物、