Tkach
[人名] 特卡奇
🗣️ 情景例句
He told me to call him about my project,
他叫我打电话给他， 跟他谈我的作品计划，
I'm sorry I'm late.
对不起，我迟到了。
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。