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.Twin lamellae will be deformed differently when rolling in different direction.随轧...
Ray is a complicated, moody man behind the joking front.雷是一个表面上嘻嘻哈哈，但内心复杂且情绪多变的人。He distracted them by joking and imitating movie and radio comedians.他用开玩笑的方法或者模仿电影及广播中的滑稽演员来对付他们.She is laughing and joking and making eas...
他轻轻松开油门杆，轮船开始缓缓前行。He gently opened the throttle, and the ship began to ease forward.油门猛然加大到几乎让人恐惧的程度，整个汽车剧烈震颤着。The whole car shuddered with an almost frightening surge of power.你得把油门杆往前推来加大马力。You have to push the throttl...