plumbous是什么意思
中文词源
plumbous 铅的
来自plumb,铅，-ous,形容词后缀。
英文词源
- plumbous (adj.)
- 1680s, "leaden;" 1854 in chemistry sense, "containing lead" (especially in a low valence), from Latin plumbosus "full of lead," from plumbum (see plumb (n.)).
实用例句
- 1. The yield of anhydrous plumbous acetate is also very high.
- 该方法操作简便,反应时间短,得到的无水醋酸铅的收率也较高.
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