She was flossing her teeth at the time.
当时她正在用牙线剔牙。
就像用牙线洁牙一样。
OK, so you know about brushing and flossing.
那你知道刷牙和使用牙线了。
Well, flossing is a hassle, and the payoff is in the distant future.
没错，用牙线是一件麻烦事，而清洁牙齿所带来的益处可能在很遥远的将来才得以体现。
Recent studies make a direct connection between longevity and teeth flossing.
最近的研究表明：长寿跟用牙线洁齿直接相关。
I think I'll start flossing as well.
我想我也要开始使用牙线了。
The gums are swollen, soft, and may bleed, particularly during brushing or flossing.
牙龈出现肿胀，变软，同时可能出血，尤其是在刷牙或使用牙线清洁牙齿时。
Flossing is also very important.
使用牙线也很重要。
Flossing is also very important.
使用牙线也很重要。
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