Installation cost
[化] 设备费\\n[经] 安装成本
🧩 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
cost
[kɔst]
n. 价钱，代价;花费，费用;牺牲;[用复数][法律]诉讼费;
vi. 价钱为，花费;估计成本;
vt. 付出代价;估价;使丧失;使付出努力;
🗣️ 情景例句
It's good that you went back.
你回去是对的。
His parents anticipate Gary's return home will be soon.
凯利的双亲认为他不久就会回家。
Yes, they fit very well.
不错，都很合身。