lukewarm water

例句：

1. 1.The hot water in the kettle is lukewarm.
   茶壶里的热水是温的。
2. 2. She poured the lukewarm water into a glass.
   她把温开水倒进玻璃杯里。
3. 3.He sipped his lukewarm tea slowly.
   他慢慢地喝着温茶。