I stepped out of the store to get a drink but then I dropped down into a pond.

我走出商店，弄了杯饮料，可是一不小心掉进了一个池塘。

youdao

One day, I bent down and picked up the book dropped from her hand when she was passing me.

有一天，她在与我擦肩而过时，不小心把手中的一本书掉落在地，我弯腰替她拾起了书。

youdao

I walked over to Keith and dropped down beside him, I quickly untied the ropes around his ankles.

我走到基斯身边，在他身旁跌坐下来，我动作麻利地解开了绑着他的脚踝的绳子。

youdao

While I was watching live or recorded shows on the iPad, I could tap anywhere else on the screen and the show that was playing automatically shrank and dropped down into the bottom right corner of the screen.

WSJ: For Live TV on the Go, Aereo Is Impressive But Limited