英语语法分析

To identify the object, Metzger and colleagues took advantage of NASA's bird watching system.

为了鉴定这一不明物体，Metzger和他的同事冒险动用了NASA的观鸟系统。

Speaking in Barcelona, Artur Runge-Metzger, the European commission's chief negotiator, said: "it is a Catch-22 situation."

欧洲委员会的首席谈判代表阿图尔·龙格梅茨格在巴塞罗那说：“这是一个两难的局面。”

Allan Metzger, a longtime primary physician for Jackson, testified that for 15 to 20 years, Jackson had suffered from a "profound sleep disorder."

艾伦。梅次格，杰克逊固定的私人医生，他说杰克逊忍受“严重的睡眠问题”已经有15至20年了。