paw paw formation
常見(jiàn)例句
- Resembling a huge paw print, the Cat's Paw Nebula is a star-formation region, with stars of close to 10 solar masses produced there in the past several million years.
貓掌星雲(yún)看起來(lái)就像一個(gè)巨大的爪印，它是恒星形成區(qū)域，近幾百萬(wàn)年間在貓掌星雲(yún)裡誕生的恒星具有近10個(gè)太陽(yáng)的質(zhì)量。 返回 paw paw formation