Emergency installation
[化] 备用机件; 备用装置
🧩 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
Oh, hi, Robbie. Good morning.
啊 ，Robbie， 早安。
We'd like you to consider our request once again.
我们希望贵方再次考虑我们的要求。
So he had gone to the stores and had obtained a fixture that fitted both the tap on the supply line and the end of the air-line.
所以他就到仓库找到一个既适合供应管也适合供气管的接头。