Someone keeps dropping off and coming back on but no one knows who.

有人半途掉线，又半途进来，但是谁也不知道是谁。

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It arrived on plastic plates with the meat dropping off the bone by the handful.

放在塑料盘子里上桌时，大把的鱼肉从鱼骨上脱离开来。

youdao

Water prevents the needles from drying and dropping off and maintains the fragrance.

水能使松针保持色泽和柔韧，阻止松针大量脱落。

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The decline in drinking is most marked in southern Europe, where there has been a notable dropping-off in wine-drinking, especially during the working day.

ECONOMIST: Drinking in Europe

Celtic manager Tony Mowbray had sprung a surprise ahead of kick-off by dropping striker McDonald and starting Fortune up front along with Georgios Samaras.

BBC: Celtic 1-1 Rangers

Judy Andonian, 67, of Manchester-by-the-Sea, who was dropping off mail at the post office in Wenham, said she recently moved back to Massachusetts from Arkansas to be closer to her grandchildren.

WSJ: In snow-socked Northeast, spring seems far away