Closed glands
[医] 无管腺, 内分泌腺
🧩 词语组成解析
closed
[klozd]
adj. 关闭着的，封闭着的;密闭着的，保密的;<美>准备好了的，定了契约的;
v. “close”的过去式和过去分词;
clos=close关闭+ed已...的→关闭了的
n. 腺体（gland的复数）；气封
🗣️ 情景例句
It's been very nice talking to you.
很高兴与你交谈。
The day is long to him who knows not how to use it.
百无聊赖。
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，