He found that the sonic surface was, in general, discontinuous.他发现声速面通常是不连续的.The new aircraft creates a sonic boom.那种新飞机会产生声震。He activated the door with the miniature sonic transmitter.他用微型声波发射器开启了门。Sonic Lock Loud Alarm...
这称为 “ 慢性或复发性粘液脓性支气管炎. ”This is termed " chronic or recurrent mucopurulent bronchitis. "疾病的突然发作或复发.A sudden attack, recurrence , or intensification of a disease.前柱过度撑开可能最终导致假关节形成 、 慢性疼痛或复发畸形.Overdistraction of the anterio...
On the day of the accident, my son Gary was roller-skating outside our house.事故发生的那天，我儿子加里正在我们的房子外面滑旱冰。On the way out a boy of about ten came up on roller skates...出去时一个十来岁的男孩踩着溜冰鞋滑了过来。The antiglare films produced by wet...