?? 詞語組成解析
genus
['d?i:n?s]
n. （動植物的）屬;類;種;型;
??? 情景例句
On a contract.
在一份合同上面。
His ear is wounded, Does it hurt?
他的耳朵受傷了，疼不疼？
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.
某些大公司進行的研究屬于一般和基礎(chǔ)性的研究。因此不保密對他們才有利。