One-third of American women suffer from pelvic floor dysfunction (PFD), a condition in which the pelvic muscles and connective tissue are extremely weak or, in my case, extremely tight.

三分之一的美国女性都患有骨盆底功能障碍症（PFD），该症状表现为盆腔肌肉及连接组织极其脆弱，或者，像我这样，极其紧绷。

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After that test, they were able to fill the cracks on the floor with spray foam, creating a very tight building.

经过这一考验，他们能够填补喷雾泡沫层的裂缝，创造了非常紧张的建设。

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Distinguish between pelvic floor muscle muscle strength: is tight or loose?

区分骨盆底肌肉的肌张力度：是紧绷还是松弛？

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There were no seats, and we sat on the floor in a tight bunch while Mr. Yusaf pointed out some of the higher mountains through the window.

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Tight money and hopes of outside reinforcements may indeed keep a floor under Brazil's reserves until the election.

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The drill is meant to teach Curry to dribble harder, which means the ball moves from the floor to his hand more quickly and lets him navigate tight spaces on the court.

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