I told her I was fine, that I had some cleaning up to do.
我告诉她我很好，只是想打扫一下房间。
Fine products include paint, ink, cosmetics, cleaning supplies.
精细产品包括涂料、油墨、化妆品、洗涤用品等。
The primary filter for continuous cleaning, and the secondary filter for collection of fine particles. Heat pump can also be offered to increase the total thermal efficiency.
主过滤器进行连续清理，次过滤器收集细小颗粒，同时采用热泵来提升总热效率。
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