The planet Venus takes 243 earth-days to turn once on its axis, so incoming heat from the sun is added and distributed at a more leisurely, observable pace.
金星自转一周需要243个地球日，因此来自太阳的热量以更悠闲、更容易观察到的速度被吸收和分配。
2
Since then, a total of 243 have been killed.
自2001年以来，共有243人阵亡。
3
"Heat reward for insect pollinators." Nature 426:243-244.