Subgroup b element
[化] 副族元素
🧩 词语组成解析
subgroup
['sʌbgru:p]
n. 小群，隶属的小组织，子群;
vt. 给…加副标题;
element
['ɛləmənt]
n. [化]元素;要素;原理;[电]电阻丝;
🗣️ 情景例句
Good-bye. Thanks.
再见。谢谢。
He that would the daughter win,must with the mother first begin.
要想赢得女儿的欢心，必须先从她母亲着手。
I don't care for very hot weather.
我不喜欢热天。