常見例句雙語例句Development of embryo is divided into 3 periods: period of originalembryo - differentiation period - mature period. Embryo growth is type-S curve.胚的發(fā)育可分爲三個時期：原胚期—分化期（快速生長期）—成熟期，胚的生長呈S型曲線。Results showed that the growth and development of White-Cheeked Starling′s nestlings was divided into three period, the nestlings growth presented the "S" type curve.結果表明：灰椋鳥雛鳥生長發(fā)育分爲三個時期，雛鳥生長呈現(xiàn)“S”型曲線。 返回 growth-period type