Lead diethide
[化] 二乙基铅
🧩 词语组成解析
lead
[lid]
vt. 领导;引导;指挥;
vi. 领导;导致;用水砣测深;
n. 铅;领导;榜样;枪弹;
adj. 领头的;最重要的;领先的;
🗣️ 情景例句
Do you know anything about South American culture?
你了解南美洲的文化吗？
I'm not familiar with that part. Let me call someone who is more knowledgeable.
那部分我不熟悉，让我找专业人士来说明。
I'm not sure. It was difficult to see. Wei Hua and Sun Meiying were both neck and neck.
我不敢肯定。很难说。魏华和孙美英不分上下。