n. 使洁净的人, 提纯者, 精炼器, 提纯器, 精炼者\\n[化] 净化器; 净化设备; 清洗器; 提纯器
🗣️ 情景例句
You can be, too.
你也能做到。
Help the dog over the stile.
助人度过难关。
This shows how long it was before we deemed it necessary to make sure that all our children could share in the knowledge accumulated by the'happy few' during the past centuries.