简单释义：

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n. （鲸头顶的）呼吸孔；（供海豹等呼吸的）冰窟窿

Web 气孔；喷水孔；气泡

变形：

"Plural Form：blowholes  "

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完整释义：

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n.

1.气孔
2.(鲸的)喷水孔;(铸件的)气泡
3.烧损
4.井喷孔
5.通孔铸喷气
6.缩孔
7.排污孔
8.穿孔
9.气眼
10.吹蚀穴

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例句：

1. the chills-caused blowhole defect was eliminated by using sand-coated chills as substitute for the normal chills.
   并采用覆砂冷铁取代普通冷铁，消除了冷铁引起的气孔缺陷。

2. Dolphins breathe through a blowhole.
   海豚通过喷水孔呼吸。

3. These mammals breathe air through their blowhole and pouring water in there will cause them to drown.
   这些哺乳动物呼吸空气穿越过他们的喷水孔因此倒水进去喷水孔会导致他们淹死。

4. Reasons forming blowhole and its countermeasure while welding smaller diameter tube
   小径管焊接气孔形成的原因及对策

5. Some practical examples of blowhole prevention and shrinkage-blowhole prevention were given.
   还例举了防止气孔和气缩孔的实例。

6. The skull also lacks a blowhole, another cetacean adaptation for diving.
   头骨也缺少一个气孔，这是鲸鱼用来适应水下潜水进化而成的。

7. A dolphin breathes air through a hole called a blowhole. This blowhole is on the top of its head.
   海豚通过一个称为喷水孔的洞呼吸。这个喷水孔在头的顶部。

8. There are defects such as wash, blowhole, dispersed shrinkage in the butterfly type valve.
   蝶阀体铸件存在冲砂、气孔、缩孔等缺陷。