Virulence attenuation of
[医] 毒力减弱
🧩 词语组成解析
n. 剧毒性, 毒性, 恶毒\\n[医] 毒力, 毒性
attenuation
[əˌtenjʊ'eɪʃn]
n. 变薄;弄细;稀薄化;减少;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
What is it?
怎么回事
In good years corn is hay, in ill years straw is corn.
丰年五谷贱如草，荒年稻草贵如粮。
We're having trouble meeting your shipping schedule.
要如期出货，我们有问题。