colorless

形容词

1. 1

   无色的、无色泽的

   The gas is colorless and has almost no smell at all.

   这种气体无色，而且几乎完全没有味道。

2. 2

   乏味的、平淡的、单调的

   His speech was so colorless that half the audience fell asleep.

   他的演讲太过乏味，一半的听众都睡著了。

3. 3

   苍白的、毫无血色的

   Her colorless face told us she had not slept for days.

   她那毫无血色的脸说明她已经好几天没睡了。