The deadness is a prelude to new life; the fallow period is a guarantor of fecund days to come.

死气沉沉命的前奏，休耕期未来丰饶日子的保证。

Synthetic biology might be a fecund source of that kind of black ball, but many other possible things we could -- think of geoengineering, really great, right?

合成物可能那种黑球的丰富来源，但我们可以做很多其他可能的事情——想想地球工， 真的很棒，对吧？

She was goddess because of her force; she was the animated dynamo; she was reproduction — the greatest and most mysterious of all energies; all she needed was to be fecund.

她因力量而成为女神；她活跃的发电机；她繁殖——所有能量中最伟大、最神秘的；她所需要的只多产。

Buying educational toys had become " a form of ritual magic whose practice is believed to ensure optimal development of that fecund site, the infant brain, " the communications scholar Majia Nadesan wrote in the early 2000s.

传者马甲·纳德桑在21世纪初写道，购买益智玩具已成为 “一种魔法仪式，人们相信这种做法能确保婴儿大脑这个肥沃的部位得到最佳发展。”