Opc
abbr. 原花青素（Oligomeric Proantho Cyanidins）；光学临近修正（Optical Proximity Correction）
🗣️ 情景例句
She took a medical course.
她选读医学课程。
Unless there is a sudden change of political situation, it is not accepted to execute the contract only partially.
除非有什么突然的政局变化，否则执行部分合同不能被接受。
The moon travels round the earth.
月球绕着地球运行。