heatwave
n. 热浪；奇热时期
复数 heatwaves
例句
I escaped the heatwave in Washington earlier this summer and flew to Maine.
我今年初夏躲避了华盛顿的热浪，飞到了缅因州。
《柯林斯英汉双解大词典》
What caused the heatwave?
是什么造成了这股热浪？
Russia has been scorched by heatwave and its forests incinerated.
俄罗斯已经被热浪烤焦，森森已经化为灰烬。
