1.
He is skilled in music [in keeping accounts].
他精于音乐 [记帐] 。
2.
experienced in and wise to the ways of the world.
有经验的且精于世故的。
3.
The old Welshman was skillful in woodcarving.
老威尔斯人精于木雕。
4.
consisting of or resembling spermatozoa.
属于精子，与精子有关，与精子相似。
5.
To concentrate emotional energy on(an object or idea).
集中精力于将精力集中于（某物或观点）
6.
pertaining to or containing or consisting of semen.
属于、关于、或包含精液。
7.
The key technique is precisely to control the doping element.
技术的关键在于掺杂精度的精确控制。
8.
relating to or characteristic of a meritocracy.
关于精英的，或有精英的特征的。
9.
acute delirium caused by alcohol poisoning.
由于酒精中毒而引起的严重精神疾病。
10.
she is in a deep study.
她努力于业务上的研究，技术精益求精。
11.
Lean Logistics Mode Based on Lean SC Strategy;
基于精细供应链战略的精细物流模式
12.
EVALUATION OF PRECISE POINT POSITIONING WITH UofC MODEL
基于UofC模型的精密单点定位精度分析
13.
Teenagers with an overabundance of energy.
精力过于充沛的青少年
14.
She was involved in working out a puzzle.
她正在聚精会神于猜谜。
15.
She is accomplished in sewing.
她精通于缝纫工作。
16.
As a result of careful organization and planning,
由于精心组织和策划，
17.
religious devotion to duty.
极度忠于职守的精神
18.
The third factor is loyalty.
第三是忠于职守的精神。