Polyvalent sera
[医] 多价血清
🧩 词语组成解析
a. 多价的\\n[医] 多价的
浆液, 血清\\n[医] 血清; 浆液
🗣️ 情景例句
She worried constantly.
她经常烦恼。
I can give you quarters, if that'll help.
如果2角5分的硬币管用的话，我可以给你换一些。
The twin towers are 110 storeys high, but high-speed lifts controlled by computer take only a minute to reach the top.
这座双塔式大楼有110层高，而由电脑控制的高速电梯只需一分钟就可以到达塔顶。