S acid
[机] S酸
🧩 词语组成解析
🗣️ 情景例句
He is working like a horse.
他努力工作。
What time do you start work?
你什么时候开始工作？
He knew I collected match boxes and asked me whether my collection was growing.
他知道我收集火柴盒，于是问我收藏的米柴盒是否在增加。