第一天到第二十天的英语缩写

TV:televison电视二月：February缩写：Febphoto：pt.照片第二十：twentiethopp:opposite相对的,对立的

1st\2nd\3rd/4th/5th/6th/7th/8th/9th/10th11th/12th/13th/14th/15th/16th/17th/18th/19th/20th

（一）蛋形成过程中胚胎的发育卵黄自卵巢上排出后；被输卵管的漏斗部接纳；与精子相遇受精,成为受精卵,并在蛋形成过程中开始发育.当受精卵到达峡部时发生卵裂,进入子宫部4～5小时后己达256个细胞期,到蛋产

第二十八天全部长满了,根据一天增加一倍的条件,第二十七天就长了一半.答:第二十七天水草可以长满池塘的一半.

第1first第2second第3third第4fourth第5fifth第6sixth第7seventh第8eighth第9ninth第10tenth第11eleventh第12twelfth第13

20twenty21twenty-one22twenty-two23twenty-three24twenty-four25twenty-five26twenty-six27twenty-seven28

eleven十一twelve十二thirteen十三fourteen十四fifteen十五sixteen十六seventeen十七eighteen十八nineteen十九twenty二十elevent

First,『second,third,forth,fifth,sixth,seventh,eighth,ninth,tenth,eleventh,twelfth,thirteenth,fourtee

具体的是：first(第一）second（第二）third（第三）fourth（第四）fifth（第五）sixth（第六）seventh（第七）eighth（第八）ninth（第九）tenth（第十）

具体的是：first(第一）second（第二）third（第三）fourth（第四）fifth（第五）sixth（第六）seventh（第七）eighth（第八）ninth（第九）tenth（第十）

first(1st)second(2nd)third(3rd)fourth(4th)fifth(5th)sixth(6th)seventh(7th)eighth(8th)ninth(9th)tenth

21st22nd23rd24-30后面都是加th如24th25th等31st32nd33rd34-39后面也都是加th

onefirsttwosecondthreethirdfourforthfivefifthsixsixthsevenseventheighteighthnineninethtententheleven

1st,2nd,3rd,4th,5th,6th,7th,8th,9th,10th,11th,12th,13th,14th,15th,16th,17th,18th,19th,20th,21st,22nd

序数词+day,大多的序数词都是由其相对应的基数词后面添加“th”构成.在括号里的是缩写形式.thefirst(1st)day第一天thesecond(2nd)day第二天thethird(3rd)d

first第一second第二third第三fourth第四fifth第五sixth第六seventh第七eighth第八ninth第九tenth第十eleventh第十一twelfth第十二thir

twentieth祝你学习进步,更上一层楼!请记得采纳,谢谢!(*^__^*)

Onthetwentiethday

1,first2,second3,third4,forth5,fifth6,sixth7,seventh8,eighth9,ninth10,tenth11,eleventh12,twelveth后面的

1+2+4+8+16+.524288=(1-2的20次方）/（1-2）=10486元=1048575分