mastered

v.

精通，掌握(master的过去分词)；

adj.

精通的；

master of控制；精通…的能手

master degree硕士学位；研究生

master plan总体规划；蓝图

great master宗师，大师

master bedroom主卧室

master planning总体规划；主规划

master of science理学硕士，理科硕士

master piece杰出的事

master station主站；重站；主控台；总机

be master of oneself能自制，能控制自己的感情

master computer主计算机

master control主控制

master key万能钥匙，难题解决法；总电键

master batch母料

master of business administration工商管理学硕士

master cylinder主缸；制动缸；控制缸

master data[计]主数据

master card主卡片

master of ceremonies司仪；节目主持人

master schedule 主要图表， 综合图表；设计任务书；主要作业表

1. I have mastered the rudiments of economics.
   我已精通经济学的基本原理。
2. He has fagged away at French for some years and has mow mastered it.
   他苦学了几法语，现在已经掌握得很好了。

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