Aesc
abbr. 美国工程标准委员会（American Engineering Standards Committee）
🗣️ 情景例句
Have you ever studied French?
你学过法语吗？
He most lives who lives most for others.
活著对别人贡献最多的人，活得最有意义。
When she reached home, her mother asked:Have you got everything?
“你东西买齐了吗？”