Astigmagraph
散光描记器
🗣️ 情景例句
Smoking will kill you.
吸烟会害了你。
Hope often deludes the foolish man.
希望常欺愚笨汉。
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。