The part of a thing on which it rests.

基础；根基。

A principal of fundamental ingredient of anything; hence, an essential part.

(任何事物之)基本成分；基础；重要部分。

The line or point from which an operation starts, as in surveying.

基点；基线。

In some games, a station or goal.

【体】(某些球赛中之)垒。

That which combines with an acid to form a salt.

【化】碱。

A secure or fortified location used as a starting point for operations, for storage of supplies, etc.

【军】基地:根据地。

Bottom part.

底部。

Word root to which affixes can be added.

【语言】字根。

Line or surface on which a geometric figure is supposed to stand.

几何图形设定之底线或底面。

Number which serves as a starting point in a numbering system or logarithm.

【数】基数；底数。

To lay a foundation for; hence, to justify.

以...为根基；奠基于；证明...是正当。

Worthless; inferior.

无价值的；劣质的。

Alloyed with inferior metal.

劣的；贱(金属)的。

Ignoble; morally low.

下流的、卑鄙的。