encouragement，既是可数名词，又是不可数名词。翻译为激励、奖励、促进，不可数。翻译为鼓励的话或行为、刺激，可数。
encouragement：
n.鼓舞;鼓励;起激励作用的事物；
复数： encouragements
I also had friends who gave me a great deal of encouragement.
我还有些朋友给了我很多鼓励。
The encouragement that young boys receive builds a greater self-confidence.
小男孩受到的`鼓励会增强他们的自信心。
The man was crooning soft words of. encouragement to his wife.
那个男人正温柔地轻声鼓励他的妻子。
The encouragement of a friend spurred Chris into switching jobs.
在一位朋友的鼓励下，克理斯换了工作。
Thanks for your advice and encouragement.
谢谢你的建议和鼓励。
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