Operons
(operon 的复数) n.[生]操纵子
🗣️ 情景例句
Take care on your way back.
回程保重了。
A smooth sea never made a skillful mariner.
平静的海洋练不出熟练的水手。
Strange forms stand in gardens, and outside buildings and shops.
公园里、大楼和商店外竖立着的奇形怪状的雕塑，