A thorough brushing helps to freshen up your mouth.彻底刷牙有助于口气清新。His mouth was a little open, as if he'd started to scream.他的嘴微微张开,似乎是要开始尖叫.I've always had a loud mouth, I refuse to be silenced.我一贯大声说出自己的想法，不会迫于压...
Conclusions Fluoride mouth rinse can effectively prevent and enamel decalcification in fixed - orthodontic treatment.在固定正畸治疗中,含氟漱口液能有效防治牙釉质脱矿.There was a moose head on the wall. Some wag had put a cigarette in its mouth....
Using dual - constant Kubelka - Munk theory for colour matching of melange fibres is discussed.探讨了双常数库贝尔卡 - 芒克理论用于混色纤维配色....the nerve fibres.神经纤维...in cases where the nerve fibres are severed.在一些神经纤维被割断的病例中man-made fibre...
Filters do not remove all contaminants from water.过滤器无法过滤掉水中的所有污染物。A liquid filters through a strainer, into the receptacle beneath.液体经过过滤器流入下面的容器.Water filters through the sandy soil and into the well.水透过沙土渗透到井里....