retroactive是什么意思

retroactive的音标：retroactive的英式发音音标为：[ˌretrəʊ'æktɪv]retroactive的美式发音音标为：[ˌretroʊ'æktɪv]...

The seagulls swirled in aerial combat over the barges.海鸥盘旋在驳船上方，展开空中的搏斗。a flock of seagulls一群海鸥Seagulls followed in the wake of the huge ship.海鸥尾随于大船之后....

模型化的...

engarland的现在进行时为：engarlanding...

“淡然地”的英语可以翻译为：indifferently ...

Don't be so doctrinaire about things.别那样用理论去解释事物.He is firm but not doctrinaire.他很坚定但并不教条。Wilbur : I'm an Episcopalian born and bred , though not awfully doctrinaire.我是在圣公会教徒家庭中长大的, 虽说也不是很教条主义的那种....

人体蠕形螨是一类小型永久性专性寄生螨,可引起人体蠕形螨病.Human Demodex is a small permanent parasite which can cause human demodicidosis.目的了解山西青年学生蠕形螨的感染情况,研究蠕形螨及蠕形螨病的特性.Objective To study the follicle mite infection in young students of Shanxi.粉尘螨...

人名；(西)阿尔梅里亚...

all risks的音标：...

Troy的音标：Troy的英式发音音标为：[trɔɪ]Troy的美式发音音标为：[trɔɪ]...

advert的第三人称单数（三单）为：adverts...

“灰海豚”的拼音为：huī hǎi tún...

Industrial effluent often causes a problem to people's health.工业废水常常危害人们的健康.Effluent from the sedimentation tank is dosed with disinfectant to kill any harmful organisms.沉降池中的废水中加入了消毒剂，以消灭所有有害微生物。Dangerous effluent ...

n.暴风雨，大暴雨...

v.装进箱，筒，鞘等容器内，包...

包括实验炉 、 轮胎压出机 、 搅拌辊筒、轮胎弹力计 、 X 射线检测系统等.Items include laboratory - oven, curing press, mixing roll , resiliometer, X - Ray Inspection System, and more....

machinates的音标：...