1.electronic devices 電子設備
例句:Many of the radio and electronic devices used are similar to those of artificial satellites.
所用的無線電和電子儀器中有許多與人造衛星的相同。
2.brought down 降低;擊落
例句:They have brought down income taxes.
他們降低了所得稅。
3.cargo plane 貨運飛機
例句:Experts arrived to examine the wreckage of a cargo plane.
專家們到達那里檢查運輸機的殘骸。
4.terrorist threat 恐怖威脅
例句:Security was tight because of the new terrorist threat.
因為新的恐怖威脅,安全形勢比較緊張。