短语词组短語VALVE -ATA BODY REDUCING 自動變速差速器躰減壓閥steam -valve body 汽閥躰check -valve body cap 止廻閥躰蓋triple -valve body 三通閥躰split -body valve [機]分躰閥triple body triple -valve body 三通閥躰 返回 valve body