Chinese Language Proficiency Test for Oversea Chinese Students (OCS) was constructed to be a placement test to help OCS improve their Chinese language abilities.是什么意思_Chinese Language Proficiency Test for Oversea Chinese Students (OCS) was constructed to be a placement test to help OCS improve their Chinese language abilities.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句