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常见例句
- The rainwater seepage question on the flat roof of building construction has been perplexing project for builder and house user. The main position of its seepage lies in lashing.
房屋建築平屋頂的雨水滲漏問題一直睏擾著廣大工程建設者和房屋使用者，其滲漏的主要部位在於泛水。 返回 question builder