Circumvallate papillae
[医] 轮廓乳头
🧩 词语组成解析
vt. 用城墙围住\\n[医] 轮廓状的
[医] 乳头, 突
🗣️ 情景例句
That is a great idea.
这是个好主意。
True love never grows old.
真爱永不老。
Alternatively, if the star were small, the life-supporting planet would have to have a close orbit round it and also provide the perfect conditions for life forms to develop.
反之，如果恒星很小，维持生命的行星就要在离恒星很近的轨道上运行，而且要有极好的条件才能使生命得以发展，