It'seems wise to reconnoiter before entering the town.在进入那城以前,先侦察一下是明智的.His intention had been to reconnoiter.他的意图是侦察一下.I thought it was dangerous, but he insisted and went on ahead to reconnoiter.我认为那太危险了, 但他却坚持要去探...
上个星期六我和老友晚上去闹市玩乐了。Last Saturday, I was out on the town with my mate.是家人和老友帮助我始终做到脚踏实地。Family and old friends help me stay grounded.西恩打电话给老友南西.Sean calls his long - time friend, Nancy....
Methods: Using heavy caliber capillary gas chromatography with headspace sampling.方法: 采用顶空进样技术,用大口径毛细管气相色谱法测定.Acid - volatile sulfide in river sediment sample was measured by reaction headspace.采用顶空色谱测定了河流底泥中的可酸挥发硫化物.Two...