Backgrounds
n. 背景图片, 背景（background的复数形式）
🗣️ 情景例句
You're home from school early.
你今天从学校回来得早。
According to Mr. Green,this is a complicated problem.
对于格林先生，这是一个复杂的问题。
Betty and Susan are talking on the telephone.
贝蒂和苏珊正在通电话。