alderdenCOCA¹⁶⁸⁰⁶³ 基本例句 🌏警长阿尔德登 Investigations found that the balloon, a structure of silver foil- covered tarpaulins held together with string and duct tape, would not have been able to lift even a small child, Alderden added. 调查发现，气球的材料是被银色箔片覆盖的防水帆布，用绳子和胶带捆扎而成。这样的气球根本不可能带着一个小孩子飘到天空中。 yeeyan