Mechanical installation
[经] 机械装置, 机械设备
🧩 词语组成解析
installation
['ɪnstə'leʃən]
n. 安装;装置;永久性军事基地;就职;
in 向内，进入 + stall放 + ation名词后缀 → install安装+ation名词后缀 → 安装；装置；设施
🗣️ 情景例句
He's on leave now.
他现在在休假。
Don't tell me.
不要告诉我。
You are a walking dictionary.
你是活字典。