TSUMUGU · TOCFL B2 (est.) · 詞
一面
ㄧˊ ㄇㄧㄢˋ · yímiàn
noun — one side, one surface; adverb — (一面…一面…) doing one thing while doing another
關 · Related
邊yìbiānthe close synonym for both senses — one side, and "while"方fāngmiànan aspect or side of a matter — the abstract