Voldemort
n. 伏地魔（《哈利波特》里的人物）
🗣️ 情景例句
Grandpa, get the net, please!
爷爷 ，请把网子拿来！
It is too late to shut the stalbe door when the steed is stolen.
失马锁厩，为时已晚；贼去关门，为时已迟。
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。