Sodium hydrosulfite

[化] 連二硫酸鈉; 保險粉

?? 詞語組成解析

sodium ['sod??m]
n. <化>鈉(11號元素,符號 Na);
hydrosulfite
n. [化]次硫酸鹽, 次硫酸納

??? 情景例句

A table spoon is much bigger than a teaspoon.
湯匙要比茶匙大得多。
You haven't been around much lately,have you?
你近來不大出來走動了,是吧?
He speaks little Chinese, so it's difficult to communicate with him.
他只能講一點漢語,所以和他交流很難。
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