Constant overtime, repetitive assembly line tasks and debilitating overnight shifts can breed a sense of isolation.

经常加班、重复的装配线工作、以及损害身体的夜班，会催生出孤独感。

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In the ASH breed, all colors with a silver inhibitor gene are required to have a "white" undercoat present on all parts of the cats, including along the spine line.

在美短国短毛猫品种当中，所有带银抑制基因颜色需要有“白色”的绒毛出现在整个身体当中，包括整个的脊骨线。

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Marginal profits for all objective traits but litter size born alive in dam line of dam breed are 1/2 smaller than those in sire line of dam breed.

父本父系目标性状不包括窝活产仔数，母本母系目标性状的边际效益除窝活产仔数外的所有性状都比母本父系小1/2。

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But it traces back to an ancient line, and a famous Barbet once fought in Napoleon's infantry, say the breed's fanciers.

WSJ: Breeders of Rare Woolly Pooch