Petty officers are the backbone of a navy.军士是海军的骨干。Agriculture forms the backbone of the rural economy.农业是农村经济的基础。The wounded soldiers showed much backbone before the enemy.受伤的士兵在敌人面前表现出了威武不屈的精神....
Beyond that, an ideal network backbone would provide comprehensive manageability and robust fault tolerance.此外, 理想的主干网能提供综合的管理能力和有力的容错功能.More and more people are deciding that political power must be the backbone of ever...
The cock is the harbinger of dawn.雄鸡报晓.The crow of the cock is a harbinger of dawn.鸡啼报晓.The November air stung my cheeks, a harbinger of winter.11月的空气刺痛了我的脸颊，预示着冬天就要来临。The cuckoo is a harbinger of spring.布谷鸟预告春天的来临.Money...
把被盥洗室里的线圈弄脏的油煮开，免得它变质。Boil the oil soiled by the coil in the toilet lest it spoil.把被盥洗室里的线圈弄脏的油煮开,免得它变质.Boil the oil soiled by the coil in the toilet lest It'spoil.把鞋子在蹭鞋垫上擦干净, 否则你会把地板弄脏的.Clean your shoes on the mat...