🧩 词语组成解析
abbr. 电声额定系统（Electro-Acoustic Rating System）
🗣️ 情景例句
This big house is perfect for our large family.
这坐大房子完全适合我们大家庭居住。
Every day is not Sunday.
好景不常在，好花不常开。
It's a bit windy today, isn't it?
今天有点风，是不是？