1.voyage n. 旅行;航行;航海;航天
例句:The comparison of her life to a sea voyage simplifies her experience.
把她的人生比作一次海上航行不足以说明她丰富的经历 。
2.observe v. (尤指为了解而)观察,观测
例句:The scientists will study the variety of trees and observe which are fruiting.
科学家将研究各种树木,并观察哪些会结果实 。