entries → 先後
TSUMUGU · TOCFL C1 (est.) · 詞
先後 word · TOCFL C1 (est.)
先後 =
ㄒㄧㄢ ㄏㄡˋ · xiānhòu
noun — order, sequence (which comes first, which after); adv — one after another, successively

字源 FORM — what the parts do

first, before (先)xiān
after, behind (後)hòu
先後,先生的先,後面的後。
關 · Related
次序cìxùorder, sequence — the plainer synonymqiánhòubefore-and-after — the parallel pair