I have vivid recollection of your generosity.

我清晰地记得你的慷慨大方。

My most vivid recollection of that terrible half hour was watching the flashlight sinking down through the water.

在那可怕的半小时里，我最深刻的印象就是看着手电筒在水中下沉。

There are several such passages of vivid recollection: the sudden feeling once, on some mountainside, of being physically connected to everything;

好几段这样的文字都是在描写如此栩栩如生的回忆：一次在山边，突然感到自己的身体与所有的一切都联系在一起；

With the patient conscious, in order to respond to the neurosurgeon's probing, stimulation instead lead to a vivid recollection from over 30 years prior.

在病人有意识的回应神经外科医师的试探过程中，却唤起其对30多年前的一次生动回忆。