prefix

n. 前缀

vt. 加前缀；将某事物加在前面

中文词源

prefix 前缀

pre-,在前，fix,固定。引申词义前缀。

prefix: prefix: see fix
prefix (n.): 1640s, from Latin praefixum, noun use of neuter past participle of praefigere "fix in front, fasten on before," from prae "before" (see pre-) + root of figere "to fasten, fix" (see fix (v.)).
prefix (v.): early 15c., "appoint beforehand," from Middle French prefixer, from pre- (see pre-) + fixer (see fix (v.)). Meaning "to place at the beginning" is from 1530s; of words or parts of words from c. 1600. Related: Prefixed; prefixing.

1. In the word " unimportant " , " un - " is a prefix.: 在单词 unimportant 中un是前缀.

2. According to the results of extensive experiments, it is more efficient for PrefixCube than Prefix - CuboidTree.: 实验证明,这种索引机制比已有的前缀立方索引Prefix-CuboidTree更适合前缀立方的结构.

3. To telephone from the US use the prefix 011 33 before the numbers given here.: 如果从美国打电话，就要在所给号码前加拨01133。