Lightnesses
(lightness 的复数) n. 光亮度, (颜色的)浅淡, 轻率, 轻佻, 轻浮, 轻盈, 轻松, 轻巧, 精巧, 优美\\n[计] 亮度
🗣️ 情景例句
I think we're going to be good friends.
我想我们可以成为好朋友。
I must be off soon.
我很快就得走了。
Alternatively, if the star were small, the life-supporting planet would have to have a close orbit round it and also provide the perfect conditions for life forms to develop.
反之，如果恒星很小，维持生命的行星就要在离恒星很近的轨道上运行，而且要有极好的条件才能使生命得以发展，