Classes of pesticide toxicity
[化] 农药毒性等级
🧩 词语组成解析
n. 级别, 阶级（class复数形式）
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];
toxicity
[[tɔk'sisiti]]
n. 毒性\\n[医] 毒力, 毒性
🗣️ 情景例句
She complained, with reason, that she had been underpaid.
她抱怨她的工资一直很低，这也不无道理。
Do I have to go to a hospital?
我应该住院
Really? If you are ill, you must see the doctor.
真的吗？如果是生病了，你得去看医生。