Flying at 1,000 ft. he heard a peculiar noise from the rotors.在1,000英尺的高度飞行时，他听到旋翼发出一种奇怪的噪音。The FT 30 share index was up 16.4 points to 1,599.6.《金融时报》30股指上涨16.4点，收于1,559.6点。The building provides about 25,500 sq ft of air...
John Pennel became the first person to pole-vault 17 ft., at a meet in Miami, Florida.约翰·佩内尔在佛罗里达迈阿密的一次运动会上成为撑竿越过17英尺的第一人。The main stem will extend to around 12ft, if left to develop naturally...如果任其自然生长，主干可以长到约12英尺。The ...