entries → 幸虧
TSUMUGU · TOCFL B1 (est.) · 詞
幸虧 word · TOCFL B1 (est.)
幸虧 ＝ 幸 ＋ 虧
ㄒㄧㄥˋ ㄎㄨㄟ · xìngkuī
adverb — fortunately; thanks to (some lucky circumstance)

字源 FORM — what the parts do

幸lucky (幸運)xìng
虧thanks to (多虧)kuī
幸虧，幸運的幸，多虧的虧。
關 · Related
幸好xìnghǎothe same "luckily", a touch more colloquial多虧duōkuī"thanks to" — the same 虧