penning

基本解释

Australian Prime Minister Kevin Rudd has taken time out of his busy schedule to indulge his imagination by penning a children's book featuring his family pets, a spokeswoman said Sunday.
澳大利亚政府一名女发言人上周日称，总理陆克文在繁忙的公务之外还驰骋想象力，写了一本以家中宠物为主角的儿童读物。
To detect such a tiny force, the NIST team confined about 60 ultra-cold beryllium ions in a device called a Penning trap, which uses magnetic and electric fields to imprison charged particles.
为了测出如此微小的力，国家标准和技术学会的团队将大约60个超冷铍离子装在一个叫做“潘宁陷阱”的装置中，该装置是利用磁场和电场禁锢带电粒子的。
The penning of that document was overseen by the defence secretary, Robert Gates, who will remain in charge of defence policy under Barack Obama.
该策略是在国防部长罗伯特•盖茨的监督下撰写的，而在奥巴马的新一届政府班子中，盖茨仍然会担任国防政策的制订工作。

He and a friend were penning a hack biography of kung fu star Bruce Lee.
FORBES: Magazine Article
Oaktree's chairman, he has been penning highly regarded investment memos for clients for two decades.
FORBES: Howard Marks
Karl Rove, an influential adviser, is penning weekly editorials and has been scrapping with Joe Biden, the vice-president.
ECONOMIST: George Bush edges back into public life

A pen is a long thin object which you use to write in ink.
If someone pens a letter, article, or book, they write it.
A pen is a small area with a fence around it in which farm animals are kept for a short time.
If people or animals are penned somewhere or are penned up, they are forced to remain in a very small area.
a female swan
penitentiary &rarrshort for penitentiary