青花鱼的英文：
[Zoology] a mackerel; an opah

(zoology) pertaining to the ambulacra of radial echinoderms.
（动物学）与放射状的脊皮类动物的吸垫有关。

The professorship of zoology is vacant and has been advertised.
动物学教授的职位空缺，已登广告徵聘。

zoology is also a very important subject to the students
对学生来说，动物学也是很重要的。

Throw out a sprat to catch a mackerel.
抛出小鱼钓大鱼。

Examples of oily fish include trout, salmon, herring, mackerel, or fresh tuna.
含油多的鱼有鳟鱼、大马哈鱼、鲱鱼、马鲛鱼和金枪鱼。

Every week I invest a pound on the football pools.It's a sprat to catch a mackerel because one day I could win a million.
每星期我花一英镑赌足球普尔，这完全是一种小小冒险以求大利的行动，因为可能有一天我会赢100万。