Kitchen midden
na. 【考古】贝冢\\n
🧩 词语组成解析
kitchen
['kɪtʃɪn]
n. 厨房;厨师;
n. 垃圾堆, 堆肥
🗣️ 情景例句
Richard, isn't that too much to ask of your mother?
Richard，那是不是太麻烦你母亲啦？
Are there reserved seats on the train?
车上有预订座位吗？
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。