entries → 堅固
TSUMUGU · TOCFL C1 (est.) · 詞
堅固 word · TOCFL C1 (est.)
堅固 ＝ 堅 ＋ 固
ㄐㄧㄢ ㄍㄨˋ · jiāngù
adj — sturdy, solid, firmly built; not easily broken

字源 FORM — what the parts do

堅firm; hard (堅硬)jiān
固solid; secure (牢固)gù
堅固，堅硬的堅，牢固的固。
關 · Related
牢固láogùsecure and solid — the same 固脆弱cuìruòfragile — the opposite