Cheer的读音为英/tʃɪə(r)/美/tʃɪr/
1、单词意思：
v.欢呼；加油；喝彩；鼓励；鼓舞；n.欢呼声；喝彩声；欢乐（或幸福）的气氛；（啦啦队的）加油歌，加油诗。
2、词形变化：
第三人称单数： cheers；现在分词： cheering；过去式： cheered；过去分词： cheered；派生词： cheering 、 cheering。
3、词语用例：
短语动词：cheer sb↔on（赛跑、比赛等中）以喝彩声鼓励，为（某人）加油to give shouts of encouragement to sb in a race, competition, etc.
cheer up（cheer sb/sth↔up）（使）变得更高兴，振奋起来to become more cheerful; to make sb/sth more cheerful。
4、同义词辨析：
acclaim v. 为…欢呼，为…喝彩；指因某人或某事成就巨大或名声显赫而为其大声欢呼；applaud v. 向…鼓掌，向…喝彩；指鼓掌欢迎，表示极大的赞同。hail v. 为…欢呼，热情赞扬；指大声喊出某人的名字或头衔以示喝彩。
5、牛津词典：
Noun：[C] 欢呼声；喝彩声a shout of joy, support or praise；verb欢呼；喝彩；加油to shout loudly, to show support or praise for sb, or to give them encouragement。
Cheer的例句如下：
1、At this point, the outing had already taken close to six hours, the sun was setting and both George and I were losing our good cheer.
到此为止，我们为车辆过户已经花了近六个小时，太阳正在西坠，乔治和我全没了好心情。
2、Help me cheer on all the athletes that competed in Singapore 2010. . . Hope to see some of you guys in London 2012!
跟我一起为所有在2010新加坡青年奥运会竞技的运动员们喝彩加油吧…希望能在2012伦敦奥运会见到你们！
3、The oil of good cheer to the downhearted one -- Oh, how much it may mean! The word of courage to the despairing. Speak it.
把策励的油送给失意的人，向绝望的人说句鼓舞的话吧——哦，这是多美的一件事！
4、It's possible that it has developed over the years from when people used to say many years ago "be of good cheer" or "good cheer to you" .
这是可能的，它拥有从年后，当人们经常说多年前“有良好的欢呼”或“好你欢呼发展”。