Ballproof
a. 子弹打不穿的, 防弹的
🗣️ 情景例句
How's your health?
你的身体怎么样？
To trip and fall
绊倒
But suppose the earth could be covered with sensors spaced one foot apart,
假设地球上可以布满传感器，每个相隔1英尺，