请问fields是指字段位(栏位)的意思吗？RequiredFields是什么意思？
请问fields是指字段位(栏位)的意思吗？
说实话，没听懂你说的什么意思fields就是所有字段的集合，其他单独的字段都是fields的子集，同时继承了fields的属性。比如想查看一共有多少个字段，就可以fields.count()
RequiredFields是什么意思？
Required Fields意思是：必填字段 required 【读音】 英 [rɪ'kwaɪəd]， 美 [rɪ'kwaɪrd] 【意思】 v. 需要（require的过去式及过去分词形式）；要求 adj. 必需的；（美）必修的 [网络短语] required 必需的,必读,要求的 required reserves 法定准备金,存款准备金,要求储备金 Date Required 需求日期,规定日期,日期为必填项
金色的麦田(英文歌原唱)？
fields of goldYou'll remember me when the west wind moves 你会记得我 Upon the fields of barley 每当西风拂过那片麦田 You'll forget the sun in his jealous sky 你会忘记天空中妒忌的骄阳 As we walk in fields of gold 我们漫步于金色的麦田So she took her love 带着爱意 For to gaze awhile 凝望着 Upon the fields of barley 那无垠的麦田 In his arms she fell as her hair came down垂下的丝丝秀发，她躺进了他的臂弯 Among the fields of gold 在那金色的麦田里 Will you stay with me, will you be my love你可愿留下？可愿成为我的爱人 Among the fields of barley 在那无垠的麦田里 We'll forget the sun in his jealous sky 我们会忘记天空中妒忌的骄阳 As we lie in the fields of gold躺在这金色的麦田里 See the west wind move like a lover so瞧西风吹来，如恋人般拂过 Upon the fields of barley 那无垠的麦田 Feel her body rise when you kiss her mouth 亲吻她的唇，感受她身体的悸动 Among the fields of gold 在那金色的麦田里 I never made promises lightly 我从不轻易许下承诺 And there have been some that I've broken 尽管我也曾失言 But I swear in the days still left 但我发誓，在今后的日子里 We'll walk in fields of gold 我们会漫步在这金色的麦田间 We'll walk in fields of gold 我们会漫步在这金色的麦田间 Many years have passed，Since those summer days多少年已悄然流过 among the fields of barley自从那些夏天我们共同走过金色的麦田 See the children run as the sun goes down看着孩子们夕阳下追逐嬉戏 Among the fields of gold 在那片金色的麦田间 You'll remember me 你会记得我 when the west wind moves upon the fields of barley每当西风拂过那片麦田 You can tell the sun in his jealous sky 你可以告诉天空中妒忌的骄阳 When we walked in fields of gold 我们曾倘佯于这片金色的麦田 When we walked in fields of gold 我们曾倘佯于这片金色的麦田 When we walked in fields of gold 我们曾倘佯于这片金色的麦田