Jelfs
(jelf 的第三人称 -s形式) [人名] 杰尔夫
🗣️ 情景例句
I know you miss your mother.
我知道你想念你妈妈。
Slowly, mountains are worn away by the wind.
山体逐渐被风化了。
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。