精干的英文：
crack (troops)
special (forces)
highly capable
She was very headstrong, and very together.
她非常倔强，又非常精干。
The wayfarer was lean and keen-featured, and somewhat bowed at the shoulders
这位跋涉者身体瘦削而精干，双肩微微耸起。
Affable, friendly, exceedingly shrewd, and speaking French capably, he was admirably suited for his task
殷勤，友善，非常精干，并能说流利的法语，他对他的任务确能胜任愉快。
Now, peering through the periscope he remarked in businesslike tones
现在，他一面从潜望镜里观察，一面用精干踏实的口吻说话。
n. 裂缝，爆裂声，猛烈的一击，尝试，俏皮话，瑕疵
v. 使爆裂，使霹啪作响，使嗓音变粗，破解
adj. 第一流的
adv. 霹啪一声地
season cracking
风干裂缝, 应力腐蚀裂纹, 季裂
a crack; (small cracking sounds) crackle
爆裂声
The histone code will not be easy to crack.
组织蛋白的密码不是那麽容易破解的。
n. troop的名词复数；部队
motorized troops
摩托化的部队
Daylight will reveal the disposition of their troops.
天亮之后，他们军队的部署就要显露出来。
concentrate troops at a strategic point
集中兵力于战略重点
adj. 特殊的，特别的；专门的，专用的；增加的，额外的
n. 专车；特使；特刊；特别节目
a special contributor
特约撰稿人
Specialness is not the truth in you.
特殊性并不是你内在的真相。
Rhineland dishes are a speciality of the restaurant.
莱茵兰菜是这家饭店的特色菜。