entries → 用得著
TSUMUGU · B2 · 詞
用得著 word · B2
用得著 =
ㄩㄥˋ ˙ㄉㄜ ㄓㄠˊ · yòngdezháo
phrase — to have use for, find useful, need (to do something)

字源 FORM — what the parts do

use (使用)yòng
(gets to / able to) (得到)de
reach the mark (睡著)zháo
用得著,使用的用,得到的得,睡著的著。