speck

英[spek] 美[spek]
  • n. 斑点;灰尘;污点;少量
  • v. 用斑点标记
specked specked specking specks
TEM4 GRE TOEFL
使用频率:
星级词汇:
Noun:
  1. a very small spot;

    "the plane was just a speck in the sky"

  2. (nontechnical usage) a tiny piece of anything

  3. a slight but appreciable amount;

    "this dish could use a touch of garlic"

Verb:
  1. produce specks in or on;

    "speck the cloth"

1. Billy leaned forward and brushed a speck of dust off his shoes.
比利俯身擦掉了鞋子上的一丝灰尘。

来自柯林斯例句

2. The ship was now just a speck in the distance.
此时,那艘船不过是远处的一个小点。

来自《权威词典》

3. I've got a speck of dirt on my shirt.
我的衬衫上有一点污垢.

来自《简明英汉词典》

4. The sky is clear and bright without a speck of cloud.
天空晴朗,一星星云彩也没有.

来自《现代汉英综合大词典》

5. Not a speck of cloud is to be seen.
看不到一星星云丝.

来自《现代汉英综合大词典》

    用作名词 (n.)
    1. You can't eat bread covered with dark specks.
      你可不能吃满是黑斑的面包啊。
    2. I've got a speck in my left eye.
      我左眼里掉进一颗灰尘。
    3. There's not a speck of dust in their house.
      他们的屋里没有一点儿灰尘。
    4. He looked at a speck on the window glass.
      他看着窗玻璃上的一个污点。
    5. There is not a speck of doubt about it.
      那件事一点疑问也没有。
    6. The debate aroused not a speck of public interest.
      这次争论没有引起公众丝毫的兴趣。
molecule,atom,particle,speck,grain
  • 这些名词均有“粒、微粒”之意。
  • molecule指物质中保持原物质的一切化学性质,能独立存在的最小微粒,即分子。
  • atom指元素的最小粒子,其体积比molecule小。
  • particle指任何物质的微粒,引申指任何小的部分。
  • speck一般指“微点”或“微粒”,可引申指“斑点、污点”。
  • grain通常指能为肉眼清楚看到的颗粒,比上述几个词所表“粒”的体积大。