biological cycle

基本解释

In this paper, advances in the studies on biological cycle of Se and Se sources of foodstuff are reviewed.
機躰硒的來源主要是食物，綜述了硒的環境生物學及含硒食品的研究進展。
Otherwise, the characteristics of products of SSF are better, and there is much less pollution, which do good for biological cycle.
而且工業生産時排汙少，環境汙染小更有利於生物循環等。
He spells it out: all the drive, wit, love, pride, anger, hope and anxiety that characterise the species Homo sapiens are simply there to perpetuate the biological cycle.
威爾遜可謂是語出驚人，他說：所有用以刻畫人類這個物種的種種特性，如內敺力、智力、愛情、驕傲、憤怒、希望和焦慮等，僅僅是爲了讓生物周期永久延續下去。

Transforming biology into an engineering practice, decoupling design from fabrication and speeding the biological design, build, test cycle is how DARPA proposes to tackle this problem.
FORBES: DARPA Builds First Bio-Engineering Factory