Aftercooler
n. [机]后冷却机,二次冷却器
🗣️ 情景例句
It was on Spring Avenue, near the park.
那房子是在Spring Avenue 公园附近。
I'm sorry, but I think she's stepped out.
对不起，我想她出去了。
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。