subset

subset

英 ['sʌbset]
　　美 ['sʌbsɛt]

n. [數] 子集；子設備；小團體

中文詞源：

subset 分組，子集

sub-,分支，分部，分，set,套，組，集。

例句：

1. Each subset is determined by some occurrence of these three events.
每一個子集,由這三種事件出現的情況而決定.

2. A subset S of a ring A is a subring of A.
環A的子集S叫作A的子環.

3. This would enable the production of subset catalogues by subject.
這將使按主題編制子集合目錄成為可能.

4. The null subset corresponds to the term 1.
空集則對應於常數項1.

5. A cut of a tree is a subset of its nodes with the following two properties.
一顆樹的切割是此樹具有以下兩個性質的節點子集.