Well, it was great to see you again. Let's not wait this long next time.
可以再见到你真是太好了,希望我们下次见面不用等这么久。
Yet a great many processes depending on such research are sought for with complete secrecy until the stage at which patents can be taken out.
然而,依赖这种研究的很多工艺程序是在完全保密的情况下进行的,直到可以取得专利权的阶段为止。