Calcium biphosphate
[機] 磷酸二氫鈣
?? 詞語組成解析
磷酸氫鹽
??? 情景例句
A cookie can't hurt, though.
但一片小甜餅不要緊。
You'd better wear a light jacket.It's chilly today.
你今天最好穿一件淺色的夾克衫。 今天很冷。
It's against the rules to handle the ball in soccer.
在足球中以手觸球就是犯規(guī)。