water efficiency
节水(标准)
失分提醒
需有五年内的节水检查证明
真题改编里的原句
Ask your landlord for the water efficiency certificate. If the taps and toilets were not checked in five years, they cannot charge you.
您可以向房东索要节水合格证明。如果水龙头和马桶五年内没有检查过,他们就不能向您收取用水费。
出自《租务咨询 — 水费账单争议》练到这个词的真题改编
共出现在 1 篇真题改编里。