您要查找的是不是：
- 收敛constringency
- 收敛的convergent
- 收敛性astringency
- 已知半径为四英尺,求周长。The given radius being 4 ft., find the circumference.
- 高kHigh-k
- 收敛速度velocity of convergence
- 半径杆垫片radius rod shim
- K肥K fertilizer
- 宇宙半径radius of the universe
- （kk
- 碰了钉子以后，他收敛些了。He has pulled in his horns since that setback.
- 半径参数radius parameter
- k/nk-out-of-n
- 半径杆块radius block
- K泡potassium bubble
- Ｈ收敛H convergence
- 半径杆托radius rod bracket
- K镜K mirror
- ｐ收敛p-convergence
- 半径铣刀radius cutter
