Blue navel
[医] 蓝脐, 脐部积血
🧩 词语组成解析
blue
[blʊ]
n. 蓝色;[复数]（美国海、陆、空三军穿的）蓝色制服;蓝颜料;[the blue(s)][用作单数或复数]布鲁斯（歌曲）（一种伤感的美国黑人民歌）;
adj. 蓝色的;沮丧的，忧郁的;下流的;
vt. 把…染成蓝色;使成蓝色;给…用上蓝剂;用上蓝剂于;
vi. 变成蓝色，呈蓝色;
navel
['neivəl]
n. 脐，肚脐;中央，中心;
🗣️ 情景例句
What did I do with the rings?
我把戒指放哪儿了？
What's your point of view?
你的观点是什么？
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司进行的研究属于一般和基础性的研究。因此不保密对他们才有利。