价格竞争这个概念对于许多学校都很陌生。The very notion of price competition is foreign to many schools.在陌生的城镇里只身一人，我感到不知所措、孤单寂寞。I feel lost and lonely in a strange town alone.他是认路的行家，即使在陌生的环境中也是如此。He was an expert at finding his way, even i...
温度还会影响分解的速度,从而影响养分流的速度.Temperature also affects the rate of decomposition and thus the nutrient flux rate.其次, 夹管阀技术使得这个城市能够调节分流的流量.Secondly, pinch valve technology allows the City to regulate the amount of flow diverted....