航行一直很顺利，直到他们碰上了商船的尾流。The ride was smooth until they got into the merchant ship's wake.他们派出了海军保护商船。They sent naval forces to protect merchant shipping.商船互相点旗致敬.Merchant ships salute each other by dipping the flag....
凹地树木成林,但高处长满青草.The hollow was full of trees but the higher ground was covered with grass.卡结赫只是六个大凹地.Kazeh is only a group of six vast excavations.村庄里团团簇簇的房屋,从林木葱笼的凹地中探出头来.The clustered houses of the village peeped out fr...