convection zone of the sun
常見例句
- The convection zone reaches up to the sun's surface, and makes up 66 percent of the sun's volume but only a little more than 2 percent of its mass.
對流區(qū)的範(fàn)圍直達(dá)太陽表麪,佔(zhàn)有太陽躰積的66%,但衹有太陽質(zhì)量的2%多一點(diǎn)兒。 返回 convection zone of the sun