2. discovery n. 发现; 被发现的事物（或真相、人）
例句：Many great discoveries have been made in the field of science.
在科学领域已有许多重大发现。
3. induce vt. 引起, 导致
例句：Her illness was induced by overwork.
她的病是操劳过度引起的。
4. engineer vt.设计, 建造, 监督；策划; 图谋；安排或处理
例句：She engineered the whole thing from start to finish.
