二甲基胂酸

èr jiǎ jī shèn suān

登录以将此词语保存到你的学习列表。

释义

two

first of the ten Heavenly Stems 十天干[shí tiān gān]

sour

2nd rank of candidates who passed the imperial examination (i.e. 4th place and up)

(bound form) base; foundation

methyl group (chemistry)

arsine