He likes sports, but not thin down, for he was very depressed.

他很喜欢运动，但却瘦不下来，为此他感到很郁闷。

youdao

Water in the vadose zone drains down to the water table, leaving behind a thin coating of water on mineral grains.

包气带中的水会沉降到地下水位，只在矿物颗粒表面留下一层薄薄的水膜。

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These flying reptiles were covered with thin filaments that may have looked something like the down on this pheasant chick.

这些飞行的爬行动物身上覆盖着薄丝，它们看起来也许就如同图中的这只雏雉。

youdao

Pencil-thin models strut down the catwalk sporting the latest in ecochic fashion.

VOA: standard.2010.01.31

The opposite leaflet does the other thing, the water soluble part points down and the fat points up, so now you have thin region of fat which is surrounded on both sides by water.

相反的部位则有不同的情况,水溶性部分向下,而脂肪向上,所以现在就得到了,两侧均被水包围的薄层脂肪区域

耶鲁公开课 - 生物医学工程探索课程节选

At the same time, he could try to pin down the thin, fast-fading shadow that was himself and his past.

ECONOMIST: Tom DeBaggio

But it is possible to lay down a thin layer of silicon on a flexible plastic sheet, through a process called vacuum deposition.

ECONOMIST: Just press print

When pressurized water is fed over such an intersection, the pressure pushes down the thin layer of rubber, separating it from the fluid below, and it clamps shut the fluid channel below, like stepping on a hose.

FORBES: Science Beyond Belief