slightly hotter

基本解释

So the slightly cooler sun won't counteract a much hotter earth.
所以，那些轻微的太阳温度降低或许并不会给温暖的地球带来多少凉意。
This means that it is now slightly hotter and more luminous than the Sun, so that its habitable zone is a little further out.
这意味着它现在比太阳稍热和稍亮一点，因此它的适合居住区域也稍远一点。
bbs.astron.ac.cn
The core of a nuclear reactor operates at about 550 degrees Fahrenheit, well below the temperature of a coal furnace and only slightly hotter than a kitchen oven.
核反应堆的核心在接近550华氏度下运行，这个温度恰好低于煤炉的表面，略高于厨房的烤箱。

Thermocore Medical in England is testing a catheter containing tiny temperature sensors, betting that inflamed plaque is slightly hotter than the rest of the artery.
FORBES: Peeking at Plaque
That news, coupled with a slightly hotter inflation reading--the Producer Price Index rose 1.4% in January, above the anticipated 0.8%--weighed on shares as the Street got a soft open.
FORBES: Magazine Article