The acute abdominal pain of intestinal obstruction usually fluctuates.肠梗阻时的急性腹痛常不稳定.Interest rate generally fluctuates in a cyclical manner.利率常以周期方式浮动。The most treacherous attribute fluctuates, the most wisdom's che...
The most common construction woods are Douglas fir, hemlock, spruce, pine, and some cedar.最常用的木料是道格拉斯冷杉, 铁杉, 云杉, 松木以及其他一些杉木.Here is a beech by the side of a hemlock, with three pines at hand.这儿有株山毛榉和一株铁杉长在一起,旁边还有三株松树.Hem...