a.

1. 連續的，不斷的
   The brain needs a continuous supply of blood.

   腦需有不斷的血液供給。

2. 【數】連續的

adj.

1. without interruption.
   ▸forming a series with no exceptions or reversals.
   ▸Mathematics  denoting a function of which the graph is a smooth unbroken curve.
2. Grammar  another term for progressive (in sense ³).