一贯性急冲动的他又宣布要退学了。With characteristic impetuosity, he announced he was leaving school.他16岁的时候就从中学退学了。He'd dropped out of high school at the age of 16.我从中学退学了，那种学校生活令我烦得要死。I dropped out of high school. It bored me to d...
We hiked the Grand Canyon, exploring Indian cliff dwellings.我们去大峡谷徒步旅行，探究印第安人的崖居。We will be exploring different approaches to gathering information.我们将探索收集信息的不同方法。This ship was designed expressly for exploring the Arctic...
Kinetin was later shown to be inhibitory for embryoid formation.激动素原来被表明抑制胚状体的形成.Exogenous applications of indoleacetic acid, kinetin or gibberellic acid stimulate photosynthesis.吲哚乙酸, 激动素或赤霉酸的外源施用刺激了光合作用....