1.
have sth. at one's fingers'ends
熟练掌握某事，精通某事
2.
a girl should be drilled in all that she should do
一个女孩应该熟练掌握她应该做的事。
3.
J： How do you play different maps quickly and accurately?
怎么样做到很快熟练掌握不同的地图？
4.
Experience in training or logistics helpful.
要求熟练掌握微软系列办公软件。
5.
To become familiar with the correct angle and distance for attack and defence.
熟练掌握攻击和防守的角度和距离。
6.
Proficiency with MS Office application software required
要求熟练掌握ms办公软件.
7.
He soon became adroit at steering the boat.
他很快就熟练掌握了驾船技术.
8.
He had a good grip of several modern languages.
（他熟练掌握了好几种现代语言。）
9.
Risk vocabulary and concepts（Proficiency Level）.
风险的词汇和概念（要求熟练掌握）。
10.
After a period of practice, you will probably master it.
多练习一段时间，自然会熟练掌握音标的。
11.
Millie has moved on to the climbing frame now. She has mastered this over the months.
米莉去爬滑梯，几个月中她已熟练掌握它了。
12.
Know well about production method, process and production cycle.
熟练掌握失蜡精密铸造工艺流程及生产周期。
13.
Senior conclusive proficiency in graphic of teacher training university.
在师范大学就读期间熟练掌握高级绘画技巧。
14.
Familiar with defect tracking system and automation test system.
熟练掌握过失追踪系统和自动测试系统。
15.
master the manufature and assemble process about engine parts.
熟练掌握发动机零部件的生产、制造工艺.
16.
He had mastered the language so well that he was able to write a book in English.
他已熟练地掌握英语, 能用它来写书了。
17.
That boy shows proficiency in English through practice.
那个男孩通过实践熟练地掌握英语。
18.
The skill so learned or perfected.
熟练的技巧反复练习而掌握或完善的技能