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- I am optimistic about the outlook of our country. 我对我们国家的前景持乐观态度。
- I'm very optimistic about the company's future. 我对公司的未来非常乐观。
- The book ended on an optimistic note. 该书的结尾寓意乐观。
- She is of an optimistic turn of mind. 她生性乐观。
- He was of an optimistic cast of mind. 他生性乐观。
- My optimistic predictions came true. 我的乐观的预言成了现实。
- My estimate of the situation is not so optimistic. 我对形势的估计不那么乐观。
- You operate the mechanism by winding this handle. 操纵这台机器要转动这个把手。
- Nancy is not optimistic about her score of the test. 南希觉得她的考试成绩不容乐观。
- The watch has delicate mechanism. 这块表有精细的机械装置。
- Let's examine into the basic mechanism involved. 让我们把有关的基本结构搞搞清楚。
- We are still optimistic, whatever the result (may be). 我们仍然乐观，不论结果如何。
- A part of a mechanism that moves in this manner. 横移物以这种方式移动的一个机械零件
- An incurable optimist; an incurable smoker. 坚定不移的乐观主义者; 不可救药的烟民
- There's no mechanism for changing the decision. 没有办法改变这一决定。
- An airplane engine is a complex mechanism. 飞机引擎是种复杂的机械装置。
- The stockholders are optimistic about the company's future. 股东对公司的前景很乐观。
- She was always optimistic, even when things were at their worst. 她即使在最糟糕的时候也总是非常乐观。
- A device or mechanism that grinds grain. 磨臼，磨粉机磨谷物的装置或机械
- A tripping or triggering device on a mechanism. 倾卸装置、钩杆机械装置上断开或启动的装置
