I threw a small stone to it curiously. But it just raised its head and then fell off on the ground.

好奇心的驱使，我向它投掷了一块小石子只见它抬起了头，又慢慢地耷拉在地上。

youdao

This name was popular earlier in the 20th century, then fell off in usage, but has begun making a comeback in recent years.

这个名字在20世纪初期很流行，但随后使用率下降，但是近几年来，使用情况又有回升。

youdao

youdao

He then fell off the tax register, meaning he "disappeared off the VAT radar" and was classed as a "missing trader" but he continued to work, the court heard.

BBC: Disgraced barrister jailed over VAT tax dodge

And the sales of machines then fell off drastically.

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"Looking at the figures, they did very well in the first year and then it fell off, " added Mr Lewis.

BBC: NEWS | UK | Wales | South West Wales | New chief for 'recovering' garden