您要查找的是不是：
- bottom apron pin 下销
- tension roller with bearing for bottom apron 轴承式下胶圈张力辊
- Let's pin the notice on the bulletin board. 咱们把这个通知钉在布告牌上吧。
- My apron is so dirty that I have to wash it. 我的围裙太脏了，我不得不洗它。
- Characteristic and Spinning Test of the Ring Spinning Frame with New Type Bottom Apron Bridge 细纱机新型下销性能特点及纺纱试验
- I prick the map with a pin to show our route. 我用大头针在地图上扎孔标出我们的路线。
- I bought a tie pin for my husband yesterday. 昨天我给丈夫买了一支领带别针。
- They sent the enemy ship to the bottom of the sea. 他们把敌舰击沉。
- She tied an apron around her waist. 她将围裙系在腰间。
- A maid in a white apron opened the door. 一个身著白围裙的女佣开了门。
- The child was sitting on the bottom stair. 那孩子正坐在楼梯最下面的一级上。
- Is the double bottom block built on pin jigs? 双层底分段是在胎架上造的吗？
- A fighter plane is revving up on the hanger apron. 飞机库前面停机坪上，一架战斗机正在起动。
- She's a difficult person to pin down. 她这人行事、说话没个准儿。
- I intend to get to the bottom of it. 这件事我打算寻根究底。
- He was always bottom of the class in maths. 他的数学成绩在班上总是垫底。
- The dregs have settled at the bottom of the bottle. 渣滓都沉到瓶底了。
- She wore a spotless white apron. 她围着一条洁白的围裙。
- A pin in the print head of a computer printer. 撞针计算机打印机的印刷头上的撞针
- I fell right to the bottom of the stairs. 我从楼梯上一直摔到楼梯下面。
