缩成皱纹的,小园齿状的, 它们的航线上, 下, 和穿过犹他州.Corrugated , crenulated, they course up, down, and across Utah.鲸鱼用它们栉齿状的牙齿来捉浮游生物.Whales use their pectinate teeth to gather plankton....
他们帮我们把装备放回到小货车里。They helped us put our gear back into the van.这使得萨格勒布的友好城市美因茨捐赠了价值7万英镑的高品质装备。This led Zagreb's twin town, Mainz, to donate £70,000-worth of high-quality equipment.我们提供双人帐篷和最基本的炊具以及露营装备。We provide 2-p...
机枪在黑暗中吐出一道凶厉的白光,活象一支喷火的乙炔吹管.In the darkness, the machine gun spat a vindictive white light like an acetylene torch.同时介绍了该锅炉的吹管工艺特点.At the same time, the features of pipe blowing technology for the.在使用乙炔设备之前,总是用肥皂水检查所有的调整...