truncate
英 [trʌŋ'keɪt; 'trʌŋ-]
美[trʌŋ'ket]
	    - adj. 截短的;被删节的
 - vt. 把…截短;缩短;使成平面
 
英英释意
- 1. replace a corner by a plane
 
- 2. approximate by ignoring all terms beyond a chosen one;
 - "truncate a series"
 
- 3. make shorter as if by cutting off;
 - "truncate a word"
 - "Erosion has truncated the ridges of the mountains"