taper

名词 taper:

1. a convex shape that narrows toward a point
2. the property possessed by a shape that narrows toward a point (as a wedge or cone)
3. a loosely woven cord (in a candle or oil lamp) that draws fuel by capillary action up into the flame
   同义词：wick
4. stick of wax with a wick in the middle
   同义词：candle, wax light

动词 taper:

1. diminish gradually
2. give a point to
   同义词：sharpen, point

1. Taper the plug off a bit with the chisel so that it will fit into the hole.
   用凿子把塞子的一头削掉一点，使它能塞进洞里。
2. A slight taper given a die to facilitate the removal of a casting.
   转子嵌在模具上的细长拨销，使铸件容易被切割
3. Financial aids generally taper off after the first year of college.
   助学金通常在大学一年级之后逐渐减少。