Infomercial
n. <美>专题广告片
🗣️ 情景例句
Sorry, I have to say good-bye.
我不得不说再见了。
He emerged as leader at the age of thirty.
他在30岁时出人头地成为领袖。
probably vertical, cliffs, and gentle sediment-covered terraces,
乃至垂直的峭壁和沉积物覆盖的缓和的阶梯地带，