用膝蓋來

用 yongˋ

Use, Employ, Operate, Apply, Exert, Try, Sample

膝蓋 xiˉ gaiˋ

(Knee, Knees) Knee, Knees

來 laiˊ

Come, Do, Later, Ever since, Bring, Return, Next, From, Verb substitute, Verb beginning, Verb ending