Planetary nebula
行星狀星云
?? 詞語(yǔ)組成解析
planetary
[['pl?nit?ri]]
a. 行星的, 流浪的, 遷移不定的, 地球上的, 現(xiàn)世的
nebula
[['nebjul?]]
n. 星云, 角膜云翳\\n[醫(yī)] 薄翳; 角膜翳, 角膜云翳; 噴霧劑
??? 情景例句
That's where our difficulty lies.
那就是困難所在。
Little children have the most fun playing make-believe.
兒童很喜歡幻想的游戲。
I agree. Which museum would you like to visit?
我同意。你想?yún)⒂^哪個(gè)博物館呢？