Lead orthoplumbate
[化] 原高铅酸铅; 四氧化三铅; 铅丹
🧩 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;
原高铅酸盐
🗣️ 情景例句
Bicycle theft is on the increase in the big cities.
大城市里盗窃自行车的案件与日俱增。
Why did you get home so late?
为什么你这么晚回家？
Last year was a bad year for the company. There was a big fall in sales.
去年公司不景气。销售额骤减。