At least one airline, Australia's Jetstar Airways, is replacing in-flight entertainment kit with Apple iPads, which are much lighter.
目前至少有一家航空公司，澳大利亚捷星航空，正在把机内娱乐设备换成苹果公司生产的更轻的iPads。
2
They have a lot of luggage Mrs. Bard has two suitcases, an umbrella, a carry-all, and a medicine kit. Mr. Bard has one IarKe suitcase. one small suitcase. a camera and a flight bag.
他们有很多行李，巴德夫人有两个手提一箱，一把伞，一个大旅行袋和一套药具箱。
3
They use fancy kit like high-precision GPS and atomic clocks to measure the distance the neutrinos travel to within 20cm and their time of flight to within ten nanoseconds (billionths of a second).