雅思托福考试是国际性英语标准化水平测试之一，参加考试和报班学习的学子众多，那么雅思必备词汇参考（一）？下面是由小编为大家整理的相关信息，仅供参考，欢迎大家阅读本文。 List 21. aquarium /ə'kwɛəriəm/ n. 水族馆2. rank / rŋk / n. 等级v. 分等级、划入某 ...

the Fer-de-Lance is notorious for its bad-tempered nature. This snake often lies motionless, camouflaged with its surroundings, and strikes with little warning when threatened or disturbed. Its bites ...