查询词典 drop bar

drop back into：恢复

drop away 离开 | drop back into 恢复 | drop back 退后

drop the ball behind the block (to)：坠在地上

双托球手 drop 下坠 drop on the ground (to) | 坠在地上 drop the ball behind the block (to) | 双手鱼跃 two-hand reception

drop bottle filler：滴剂装瓶机

drop bolt 活节螺栓 | drop bottle filler 滴剂装瓶机 | drop bottle 滴瓶

drop box pinion retaining nut：减速箱小齿轮固定螺母

drop box pinion;减速箱小齿轮 | drop box pinion retaining nut;减速箱小齿轮固定螺母 | drop down panel;下翻面板

drop a bucket into an empty well：空井打水, 徒劳无益

drop a brick 出丑, 失言. | drop a bucket into an empty well 空井打水, 徒劳无益. | drop a clanger 说出不得体或令人困窘的话, 当众失言.

drop, cathode：阴极电压降

阴极电压降 drop, cathode | 膜温差 drop, film temperature | 摩擦[力]降 drop, friction

drop arch：垂拱

drop anchor 抛锚. | drop arch 垂拱. | drop around 串门.

drop arch：垂拱,平圆拱

drop annunciator ==> 吊牌通报器,色盘降落信号指示器 | drop arch ==> 垂拱,平圆拱 | drop arm ==> 转向垂臂,操纵杆

black drop：[天]黑滴, 黑跌落(黑系带)

beam drop [电磁]波束降落. | black drop [天]黑滴, 黑跌落(黑系带). | blossom drop 落花(现象).

drop bolt：活节螺栓

drop annunciator 吊牌通报器 | drop bolt 活节螺栓 | drop bottle filler 滴剂装瓶机

by inches：差距很小;险些儿';刚刚;慢慢地,一点一点地;渐渐地

These dresses were made by hand.这些衣服是手工做的. | by inches差距很小;险些儿';刚刚;慢慢地,一点一点地;渐渐地: | The car missed the little girl by inches. 那辆汽车除撞上那个小女孩.

ultramicroscope structures, ultrastructures：超微结构

ultramicrotome 超薄片切片机 | ultramicroscope structures, ultrastructures 超微结构 | umbilical cord blood stem cell 脐带血干细胞