Nonne-apelt reaction
[医] 农-阿二氏反应
🧩 词语组成解析
🗣️ 情景例句
These are lucky kids.
这是一群幸运的孩子。
There must be someone behind the door.
门后必然有人在。
' The manager was sympathetic, but he could do nothing.
”经理深表同情，但却无能为力。