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- Want to often wash the vulva, maintain the cleanness of the vulva. 要经常洗外阴部，保持外阴部的清洁。
- The ground but floor or carpet, in order to maintain the cleanness of storage space. 地面可铺地板或地毯，以保持储藏空间的清洁。
- Check the quantity and quality of lochia, and maintain the cleanness of your perineum area. Change pads frequently. Wipe off and wash off after going to the toilet. 注意恶露的量及性质，保持会阴部的清洁，常更换产垫，大小便后往后擦拭、冲洗。
- The 2nd, want to maintain the clean sanitation of mat, before using mat every year first, must mat of boiled water scald, put next insolating to sunshine again. 第二,要保持凉席的清洁卫生,每年首次使用凉席前,必须开水烫洗凉席,再放到阳光下暴晒。
- The clean appliance that wants place is deposited centrally, maintain the room that already had cleaned clean and neat. 将所需的清洁用具集中存放，并保持已打扫过的房间干净整洁。
- Mankind have been trying every means to maintain the balance of nature. 人类采用一切手段保持生态平衡。
- The cheeks should be relatively flat and not bulge (cheekiness), maintaining the clean lines of the skull and should taper into the muzzle in a slight, graceful curve. 面颊相对平坦，不能凸出（厚脸皮），维持脑袋简洁的轮廓线，向口吻方向略略变窄，呈优美的锥形。
- The government has taken a measure to maintain the stability of prices. 政府已经采取了措施以确保物价稳定。
- My one good suit is at the cleaner's. 我那套讲究的衣服还在洗衣店里呢。
- He put the pillow into the clean pillowcase. 他把枕头放进了一个干净的枕套里。
- Engineers maintain the turbines. 机修工维修涡轮机.
- They also help us to maintain the machinery. 他们还帮助我们维修机器。
- Everything in the house was turned upside down for the cleaning. 由于进行大扫除，屋里的一切弄得乱七八糟。
- Maintain the PCs and printers of the company. 维护公司内部的客户机器以及打印机设备。
- Mother warned us not to mess up the clean floor. 母亲警告我们不要把干净的地板弄脏了。
- Maintain the nation harmony and society stableness. 维护了民族团结、社会稳定。
- Maintain the quality control system. 维护品质管理体系。
- Maintain the security of maritime traffic. 维护海运安全。
- Be careful! Do not spot the clean curtain. 小心,不要把洁白的窗帘弄脏了。
- They must maintain the rhythm in unison. 两者必须保持节奏的合拍。
