protoplanetary disk
An individual with Klinefelter syndrome.
unwillingly, with protests
plural of Fetsch
(astronomy) A rotating disk of dense gas and dust surrounding a young newly formed star, and from which planets may be formed.
天文学者たちは、若い星を取り巻く原始惑星系円盤の渦巻き構造を観測した。
Don't have an account? Sign up
Do you have an account? Login
DiQt
Free
★★★★★★★★★★
