1.uneventful 平静的；平凡的

原文：Several uneventful hours later, however, Harry had to admit that some of the fun was wearing off.

例句：The earnings news helped offset what was generally an uneventful day for the market.

造句：An  uneventful day  passed.

这些盈利的消息也为这天太平无事的市场增添了些亮点。

2.wear off磨损；逐渐减少/变弱

I just did great on the test. I can still feel some of the effects, but they are starting to wear off.

在考试当中，我的成绩很棒，到现在我仍然可以感觉到这药的效果，但是它们已经开始渐渐的消退了。

His  enthusiasm  for  learning has  gradually worn  off  .

3.stain

vt. 沾污；败坏；给…着色

vi. 污染；被沾污；被染污

n. 污点；瑕疵；着色剂

原文：“Can't be much further, can it?” croaked Ron, hours later still, as the sun started to sink into their floor of cloud, staining it a deep pink. “Ready for another check on the train?”

例句：Hand in hand, with pale, tear-stained faces, they walked in silence.

他们手牵着手，脸色苍白，泪痕满面地默默前行。

造句：We  can  stain the wall  with different colours.