Secondary toxin
[医] 二期毒素
🧩 词语组成解析
secondary
['sɛkəndɛri]
adj. 第二的，中等的;助手，副手;中等教育的;间接的;
n. 副手，代理人;[天]双星中较小较暗的一个，卫星;[语]次重音;
second第二+ary...的→第二的
toxin
['tɔksin]
n. 毒素;毒质;
🗣️ 情景例句
I don't want my tonsils out.
我不想切除扁桃腺。
He's been everywhere.
他到处都去过了。
It is thought that they arrived more than 30,000 years ago by crossing a land bridge from Asia to America.
他们被认为是在3万多年以前从亚洲跨越一座陆桥来到美洲的。