Periodically , the lamellae become enlarged, forming flattened, membrane - enclosed vesicles called thylakoids.片层周期性地扩展, 形成扁平的有膜为界的囊,称为类囊体.Mortality is the number or volume of trees periodically rendered unusable through...
事先和朋友通过角色扮演排练一下面试。Rehearse and role-play the interview with a friend beforehand.该管弦乐队一直在刻苦排练演奏霍尔斯特和斯特拉文斯基的作品。The orchestra's been swotting up their Holst and Stravinsky.事实上，这些唱片收录的大部分乐曲都是没排练过的即兴之作。In fact, the recor...
Some trains were so overloaded that their suspension collapsed.一些列车严重超载，结果悬架都断裂了。The bar waiter was already overloaded with orders.这位酒吧侍者已经应付不过来客人的点单。He's overloaded with responsibilities.他担负的责任过多。...
再没什么比烛光更能营造浪漫气氛了。There's nothing like candlelight for creating a romantic mood.致力于好的方面，努力营造美好的、友爱的、令人满意的关系。Work on the positive, creating beautiful, loving and fulfilling relationships.在餐厅里，打褶装饰物能营造雅致的氛围。In the dini...