Molal concentration
[化] 質量摩爾濃度(舊稱重量克分子濃度)
?? 詞語組成解析
(重量)克分子的
??? 情景例句
Her illness kept her in bed for a week.
她因生病而在床上躺了一星期。
It's earier to run down the hill than go up.
下山容易上山難。
You need a vacation.
你需要休假。