1. Each time mine broke down, lost a screw, needed a new roller bearing, the brake wouldn't work, etc., and I called Suzanne, I had to endure a little lecture.
    每次我的轮椅坏了，掉了螺丝，需要换轴承，或刹车不灵等，我都打电话给苏珊娜，但每次都要挨训。

2. A turn of a screw here, a little tightening up there, a drop of oil and it would be as good as new.
    这儿紧紧螺丝，那儿固定一下，再加几滴油，就会像新的一样了。

3. As far as I could see, it only needed a minor adjustment: a turn of a screw here.
    就我所见，它只需小小的调整而已：这里拧拧某个螺钉.

4. Screw the top on the bottle to keep the beer good.
    将瓶盖拧紧把啤酒保存好。