1
- a shower of water淋浴：
I felt better for taking a daily douche.
我每天洗一个淋浴要感觉好些。
1.1
- a jet of liquid applied to part of the body for cleansing or medicinal purposes冲洗（疗法）, 灌洗（疗法）。
1.2
- a device for washing out the vagina as a contraceptive measure（避孕用）阴道冲洗器。
with obj.
1- spray or shower with water冲洗, 灌洗。
1.1
- no obj. use a douche as a method of contraception冲洗避孕法。
词源
mid 18th cent. (as a noun)： via French from Italian doccia 'conduit pipe', from docciare 'pour by drops', based on Latin ductus 'leading' （see DUCT）.