single-threaded worm

I never use a single worm on the hook , preferring a cocktail of worm and maggot.

我从不单用一只虫作钓饵, 而喜欢用虫和蛆的混合物.

Helical bevel gears have infinite life, and are 50 % more efficient than single worm gears.

螺旋锥齿轮有无限的使用寿命, 而且比单蜗轮齿轮要高出50%以上的效率.

Helical bevel gears have an infinite life, and are 50 % more efficient than single worm gears.

螺旋锥齿轮有无限的使用寿命, 而且比单蜗轮齿轮50%以上的效率.

I never a single worm on the hook , preferring a cocktail of worm and maggot.

我从不单用一只虫作“钓饵”, 而喜欢用虫和蛆的混合物.

I never use a single worm onhook, preferring a cocktail of worm and maggot.

我从不单用一只“虫”作钓饵, 而喜欢用“虫”和蛆的混合物.