electric megaphone喊话器Somewhere a voice is loud a megaphone.远处什么地方的扩音器里传来响亮的声音.A megaphone boomed out, "This is the police."扩音器响了起来：“我们是警察。”transistor megaphone晶体管扩音器He hawks with a megaphone, saving a lot of effort.他用喇叭筒...
A megaphone boomed out, "This is the police."扩音器响了起来：“我们是警察。”He hawks with a megaphone, saving a lot of effort.他用喇叭筒叫卖, 省劲多了!Somewhere a voice is loud a megaphone.远处什么地方的扩音器里传来响亮的声音....
Low sales for turbot during the past months have led to a price drop.大菱前几个月交易量偏低,导致价格下降.The adenosine triphosphatease ( ATPase ) gene of turbot reddish body iridovirus ( TRBIV ) was cloned and sequenced.克隆了大菱鲆红体病虹彩病毒 ( T...
Casting clasp between teeth ( CCBT ) is set up between buccal arid lingual embrasure of abutment teeth.方法:在两基牙间的颊、龈外展隙内设置牙间卡 ( 发夹卡 ).Aibihu Lake is typical arid zone lake, it has arid zone ecosystem of especial everglade...