Divalent metal
[机] 二价金属
🧩 词语组成解析
a. 二价的\\n[医] 二价的
metal
['mɛtl]
n. 金属;金属元素;成色;金色;
vt. 以金属覆盖;
🗣️ 情景例句
Sam, would you come in, please?
Sam，请进来一下， 好吗？
Mr. Smith is still in his fifties.
史密斯先生仍然50几岁。
No, thanks. It's big, but it isn't heavy. It's light.
不用了，谢谢，是大盒子，但不重。很轻。