主要为水生的节肢动物,通常身体分节并有壳质的外骨骼.The outermost layer of cuticle of an arthropod exoskeleton, composed mostly of wax.一群主要是水生的 、 能行 光合作用 而无法精确定义的有机体.Members of a group of mostly aquatic, photosynthetic organisms ( see photosynthe...
The forest below him seethed and teemed with life.他下面的森林里处处生机勃勃。The place seethed with Europhobia.那个地方的人极度憎恨欧洲。She grinned derisively while I seethed with rage.我怒火中烧，她却嘲弄地咧着嘴笑。...
The pendulum - torque type of erector is extensively employed on gyro verticals.陀螺垂直器上广泛地采用由摆和力矩马达组成的修正装置.The torque of the couple is intimately associated with a couple.力偶矩与力偶密切相关.Equipped with electronic control torque...