人们总会沉不住气,为任何事感到担忧。People will work themselves up into a state about anything.针对公众对该疾病的不断蔓延日益担忧,从而出台了这一举措。The move follows growing public concern over the spread of the disease.为什么他总是无法摆脱那些想法和担忧?Why couldn't he ever ...
这样一种过渡称为结构的屈曲.Such a transition is known as buckling of the structure.当板失去稳定时, 就发生横向屈曲.When the plate becomes unstable, it buckles laterally.这种状态类似于压杆的屈曲.This behavior is similar to buckling of strut....