Upper bound of symbol
[计] 符号上界
🧩 词语组成解析
upper
['ʌpə]
adj. 地位较高的;上面的;内地的;地表层的;
n. 鞋帮，靴面;兴奋剂;令人兴奋的经历;
bound
[baʊnd]
vi. 跳，弹跳;限制;接壤;
vt. 给…划界，限制;使弹回，使跳跃;束缚;
n. 界限，限制;跃起;（球等的）反跳;
adj. 用带子绑住的;有义务的;装订的，有封面的;[化，物]结合的;
bound(to bind)→装订好的；必定；决心的；被束缚的
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
These days the police are just too soft on drug peddlers.
现在警察对于毒贩过于手软。
He who lives by hope will die by hunger.
靠希望生活的人将饥饿而死。
Though Mrs.Busssman fully acquainted with this story, she thought that there was a chance in a million that she might be right.
尽管巴斯曼夫人熟知这个情况，但她仍然认为自己的想法仍有百万分之一的可能性。