A wise goose never lays a tame egg.
虎父无犬子.
Great men's sons seldom do well.
虎父常生犬子.
Please excuse his impetuous youth, my king.
陛下,请原谅犬子年少无知.
Also, with frozen, semen should always be put into the uterus using surgical insemination or insemination by rigid endoscopy ( TCI, Trans Cervical Insemination).
另外,冷冻精子需要用外科用受精设备,严格采用内窥镜检查法(TCI,子宫颈受精法)将之注入母犬子宫内。
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