Receding gums can be the result of disease or simply incorrect brushing.牙龈萎缩可能是疾病导致的，也可能仅仅是错误的刷牙方式引起的。Our company specialize marshmallows, lollipops , bubble gums, chocolates and toys with candy.本公司主要出口棉花糖 、 棒棒糖 、 泡泡糖 、 ...
我升到了总经理秘书这一显赫高位。I escalated to the dizzy heights of director's secretary.传统的草坪已经被低成本梯田所取代，梯田上有个高位水塘和瀑布似的水流。The traditional lawn has been replaced by low-cost terracing, with a raised pool and waterfall.“身居高位很辛苦，”他说。...
To locate ( underground water or minerals ) with a divining rod ; douse.用占卜杖探 ( 水源或矿脉 )The pumps were started and the crew began to douse the fire with water.水泵开动了，消防队员们开始用水灭火。Competitors quickly tried to douse another c...
核质被核膜包裹.The nucleoplasm is surrounded by the nuclear envelope.第1时相, 卵原细胞细胞质较少,核质比较大.In the first phase, the oogonium has little cytoplasm and bigger nuclear - cytoplasmic ratio.在紧缩期间,核质中的物质可以分为异染色质和常染色质.At this phase con...