查询词典 two step

two-piece frock：两截外长衣

two-piece drive shaft 双传动轴 | two-piece frock 两截外长衣 | two-piece interwoven brocade suit 交织锦二件套

two-frequency full duplex：双频全双工系统

two-firefighter raise 两人升梯法 | two-frequency full duplex 双频全双工系统 | two-frequency half duplex 双频半双工系统

two-pyroxene granulite：二辉麻粒岩

two-pronged grab 双叉抓斗 | two-pyroxene granulite 二辉麻粒岩 | two-rate falloff test 两级流量压降试井

two group theory：二群理论

two group model 二群模型 | two group theory 二群理论 | two loop test apparatus 双环路试验设备

two group theory：两群理论

两群模型 two-group model | 两群理论 two-group theory | 二回路跳脱 two-loop trip

two group theory：双群理论

two-group model 双群模型 | two-group theory 双群理论 | two-group treatment 双群处理

two half hitch：两半结

two gang variable capacitor 双联可变电容器 | two half hitch 两半结 | two hop-F F电离层二次反射波

two-piece handhold：两部分组成的手把

two-piece gear;两部分组成的齿轮 | two-piece handhold;两部分组成的手把 | two-piece handle;两部分组成的手柄

Two hearts：两颗心(图里的可能是扑克牌里的红心也可能是心脏)

Two hands pointing 两只伸着食指的手 | Two hearts 两颗心(图里的可能是扑克牌里的红心也可能是心脏) | Two hooks 两个勾子(找像霍克船长右手那样子的勾就好了)

two-stage holdback device：两级锁定机构

two-stage hoisting 二级提升 | two-stage holdback device 两级锁定机构 | two-stage image intensifier 二级像增强器

the bird of wonder：凤凰;长生鸟

the bird of peace鸽子 | the bird of prey 猛禽 | the bird of wonder凤凰;长生鸟

flange rail：平底轨条

"凸缘皮带轮","flange pulley" | "平底轨条","flange rail" | "凸缘肋","flange rib"