second sargent是什么意思 回答好再加20分

是second sergeant二级军士 sergeant ['sɑ:dʒənt] n. 军士；警察小队长；海军陆战队中士；高等律师 drill sergeant 【军事】操练军士

我们必须用新的什么东西去代替常规的思想，即哈密顿量是位置和动量的函数的思想。量子力学的基本思想是，哈密顿量以及经典力学的其他量，如坐标q或动量p，现在都变成了算符。这是在科学中所曾引入的最大胆的思想之一，我们愿意详细地讨论一下。这是一个简单的思想，即使初看上去有些抽象。我们必须分清...

此句的意思是“房子”被“遗弃,没人住”,是被动的意义,而A和C都不符合这一点。D是动词不定式,一般表示将来或具体动作,所以D也不对。 3) 改错:The age [A] of a geological sample can be estimated [B] from the ratio of radioactive to nonradioactive carbon present [C] in the object is examine...

影片讲述了一个隐姓埋名的特工Harry怀疑他老婆有外遇,便在暗地里进行调查,无意中发现了一群恐怖分子的大阴谋,他们试图用核弹来威胁政府;又逢爱女被绑架,于是Harry飞身夺救。片中惊险火爆场面比比皆是,特技令人眼花缭乱,情节一环接一环,一气呵成,加之片中很多搞笑场面,此片可以说是好莱坞动作片的经典之作,也是施...

In both cases, the timber is quartersawn hearood, aged over 20 years ( bellows are made of leather ). The second advantage of quartersawn wood is the decorative pattern on the board, although this depends on the timber species. The body is made of mahogany and is intersected by a three...

［C］ the study of art in Florence by John Singer Sargent ［D］ John Singer Sargent studied art in Florence.解析：D为正确答案。四个选项中，只有D的主语为“John Singer Sargent”(人名) ，而只有人才能被“encouraged”(鼓舞)，也就是说，只有D中的主语能充当空白前-ED分词短语的逻辑主语...

(同上) . 表示原因 ) Encouraged by s mother, . ［A］ art was studied in Florence by John Singer Sargent ［B］ Florence was where John Singer Sargent studied art ［C］ the study of art in Florence by John Singer Sargent ［D］ John Singer Sargent studied art in Florence. 解析...