Trioneb
代森联
🗣️ 情景例句
Is something the matter, Grandpa?
怎么了，爷爷？
Bill was very jumpy as he waited for the phone to ring.
贝尔忐忑不安地等着电话来。
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，