他的医生调整了剂量，但没有改换成别的药方。
His physician modified the dosage but did not change to a different medication.
为什么改换论调了呢？
他们不时地改换住宅。
已经认定了的目标不能再改换。
交替，由一个状况改换到另一个。
刚刚你建议改换包装材料，是吗？ ？
用船上的备件改换磨损部件。
我劝你没有特殊原因不要改换时间表。
I will not suggest changing the timetable without any particular reason.
他那辆汽车的传动已从人工改换自动。
The transmission on his car has been converted from manual to automatic.
玛雅印第安男子长大时要改换两次名字。
The male Maya Indian would change his name twice as he was growing up.
在这种关键时刻，他们为什么要改换供货商？
每日改换氧气湿化瓶无菌水、氧气鼻导管。
Daily replacement of sterile water oxygen humidifier bottles, nasal oxygen catheter.
沙子应按期改换新砂。
在签证评审期间，我可以改换课程或院校吗？
Can I change my course offer or education provider during application processing?
目的：验证生命支持系统改换装后的总体性能。
Abtract : Objective: To verify the ensemble performance of the life support system after repackaging.
你必须用手改换这部车的排档，因它不是自动的。
You have to change gear manually in this car; it's not automatic.
科技改换生活！
二者独一的区别便是家庭是永世的，而事项是可以改换的。
The only difference between the two is that family is permanent while work is replaceable.
因为遇到一个“更好的”品牌并不一定意味着你将就此改换品牌。
Just because you run across a "better" brand doesn't necessarily mean you will switch.
过去人们常说英国人悲观享乐。(实在是查不出来了，改换字典了)。
It used to be said that English people take their pleasures sadly.
对于创业者而言，要改变想法是很容易的，但是要改换创业搭档就很难了。
In a startup you can change your idea easily, but changing your cofounders is hard.
改换语言，即人们放弃自己一向使用的语言改用其他语言，是另一种可能。
A language shift, in which individuals change their language loyalties, is another possibility.
改换语言，即人们放弃自己一向使用的语言改用其他语言，是另一种可能。
A language shift, in which individuals change their language loyalties, is another possibility.
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