Classes of pesticide toxicity
[化] 农药毒性等级
🧩 词语组成解析
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];
n. 杀虫剂,农药;
pest害虫+i+cid杀+e...的物→杀虫剂
🗣️ 情景例句
What are you trying to say?
你想说什么?
Can I use the lift?
我能用电梯吗?
This one seems a little small for me.
这顶我戴好像小了一点。
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