1
a raindrop
raindrop 是可数名词，常与 a 连用，表示单个雨滴。
A raindrop landed on the window.
一滴雨点落在窗户上。
雨滴；雨点
先理解核心含义，再看它在真实句子里的用法。
雨滴；雨点
a drop of rain
A raindrop landed on the window.
一滴雨点落在窗户上。
雨滴。
A single droplet of rainwater that has just fallen or is falling from the sky.
雨滴
a drop of rain
A single raindrop landed on the window.
一滴雨点落在了窗户上。
We could hear raindrops hitting the roof all night.
我们整晚都能听到雨点敲打屋顶的声音。
The first raindrop fell just as we left the house.
我们刚离开房子，第一滴雨就落了下来。
raindrop 是可数名词，常与 a 连用，表示单个雨滴。
A raindrop landed on the window.
一滴雨点落在窗户上。
复数 raindrops 常与 fall、hit、land 等动词搭配，描述下雨的动态。
Raindrops were falling from the dark sky.
雨滴正从昏暗的天空落下。
I could hear raindrops on the roof.
我能听到雨点打在屋顶上。
Not this
There are many raindrop on the window.
Use this
There are many raindrops on the window.
raindrop 是可数名词，many 后必须用复数形式 raindrops。汉语名词没有复数变化，学习者容易漏掉 -s。
Not this
A rain fell on my face.
Use this
A raindrop fell on my face.
rain 表示“雨”时是不可数名词，不能用 a 修饰；要表达“一滴雨”应使用可数名词 raindrop。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
雨滴落下
The first raindrops fell on the dry ground.
第一批雨滴落在干燥的地面上。
窗上的雨滴
I watched the raindrops on the window as the storm passed.
暴风雨经过时，我看着窗上的雨滴。
单个雨滴
A single raindrop hit the surface of the pond, making a tiny ripple.
一滴雨点落在池塘水面上，激起小小的涟漪。
雨滴的啪嗒声
The soft patter of raindrops on the roof helped me fall asleep.
雨滴打在屋顶上的轻柔啪嗒声让我入睡。
雨滴飞溅
Raindrops splashed against the car windscreen.
雨滴溅在汽车挡风玻璃上。
雨滴不停地落在我头上
If you're feeling unlucky, remember the song: 'Raindrops keep fallin' on my head.'
如果你觉得自己运气不好，记得那首歌：“雨滴不停地落在我头上。”
玫瑰上的雨滴，小猫的胡须
When the song lists simple joys, 'raindrops on roses' comes first.
当这首歌列举简单的快乐时，“玫瑰上的雨滴”排在第一位。
发长 /eɪ/ 音 (如 rain, wait)
Use raindrop naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
雨滴=rain+drop，想象一滴雨从叶尖滴落，raindrop就是雨点。
语域：neutral 常见场景：日常口语、书面描述、天气场景 该词属于中性常用词，口语和书面语中都比较自然，通常用于描述雨滴或下雨时的场景。
Rain, train, and drain rhyme with the stressed first syllable of raindrop (/reɪn/). Drop, stop, and top contain the final spelling -op and the /ɑp/ sound, but because raindrop's main stress is on rain, they do not rhyme with the whole word.
Dictionary facts from ECDICT, WIKTIONARY.