Bactericidal sera
[醫] 殺菌性血清
?? 詞語組成解析
a. 殺菌的\\n[醫] 殺菌的
漿液, 血清\\n[醫] 血清; 漿液
??? 情景例句
Catching a fish is a lot more complicated than just throwing a worm in the water.
釣魚可不是把魚餌拋進水里那么簡單。
What's wrong now?
現在又怎么了。
They help their parents to open their stockings, too.
他們還幫助父母打開他們的襪子。