It is only a hobby, not a life or death struggle.这只是一项爱好，不需要拼死拼活地努力。He pursued his hobby of collecting old almanacs for so many years.多年来他一直保持着收集旧历书的嗜好....a hobby which led to a whole new world of friendship and adventur...
It is only a hobby, not a life or death struggle.这只是一项爱好，不需要拼死拼活地努力。His secret hobby: performing magic tricks.他私底下有变戏法的嗜好。His hobby is freefall parachuting.他的业余爱好是自由落体式跳伞。...
Crystals having this property are said to be doubly refracting , or birefringent.具有这种性质的晶体叫做双折射晶体.Such substances are optically anisotropic and birefringent.这种材料是光学各向异性的,因而是双折射晶体.The stressmeter consists of a short solid...