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semicircular a.半圆的
semicoma n.轻昏迷,半昏迷
semiconductor n.半导体
semiliquid n.半流体
semilunar a.半月形的
semiweekly a./ad.每周两次的
hemisphere n.半球
hemihedral a.半面的,完成一半的
hemicycle a.半圆的
uniaxial a.单轴的,单轴晶体
unicellular a.单细胞的
unilateral a.单方面做出的;仅影响一方的;单方面的;单边的
unite vt./vi.(使)联合;合并;统一
unisexual a.单性的,雌雄异体的,雌雄异花的
dioxide n.二氧化物
carbon dioxide n.二氧化碳
divert vt.使转移转向
digress vi.离题,岔开话题
biannual a.一年两次的
biceps n.二头肌,强健的筋肉
bicycle n.自行车,脚踏车
bifocals n.双光眼镜;双焦镜片;双筒望远镜玻璃
bilateral a.双边的,双方的
bilingual a.两种语言的; 能说两种语言的 n.能说两种语言的人
binoculars n.双筒望远镜
binomial a.二项的,二项式的 n.二项式.
biped n.两足动物
bisect vt.把¼¼一分为二
triode n.三角形;三角形物体;三人一组;三角关系
triangle n.(照相机等的)三角架
tripod (照相机等的)三脚架
qua-,tetr- qua-,tetr-,four,四
quadrilateral a.四边(四边形)的 n.四边形.
quarantine n.(生病之后被隔离的)检疫期 vt.对¼¼进行检疫隔离
square a.正方形的,成直角的,平方的 n.正方形广场,平方
quarter n.四分之一,两角五分的硬币;
tetralogy n.四部曲,(古希腊)四联剧,四部剧
penta-,quin- ,五
pentagon n.五边形;五角形
pentagram n.五角星形
hexagon n.六边形;六角形
hexagram n.六角星形,六线形
hexapod a.六脚的 n.昆虫,六脚的节足动物
sextant n.(航海用的)六分仪数
sexangle n.六角形,六边形
heptangular a.七角的
heptad n.七个,七个成套之物,七价原子
heptathlon n.七项全能
September n.九月
septennium n.七年
septet n.七重奏,一人一组的
septivalent a.七价的
octachord n.八的合音,八弦琴,八度音阶
octangular a.八边形的,八角形的
October n.十月
octopus n.章鱼,八爪鱼
ennead n.九个一组
nonagenarian a.九十多岁的,n.九十多岁
nonagon n.九边形
novena n.(天主教)连续九天的祷告
November n. n.十一月
deca,decem,ten ,十
decade n.十年,十年间
December n.12月
decimate vt.毁灭某物的大部,相当程度地减少或降低
tenth.. n./a.第十(的)
dime n.(美国/加拿大的)10分铸币
decimal a.十进位的,小数的 n.小数
centi-,hecto- 100,一百
cent n.分,一分钱的硬币
centenary n.一百周年(百纪念)
centennial n.一百周年(百纪念)
centigrade n.摄氏
centigram n.厘克
centimeter n.厘米
centipede n.蜈蚣
century n.100年,一世纪100分
percent n.百分比,百分数
percentage " n.百分比,百分率比例
hectogram n.一百公克
hectoliter n.一百升
hectometer n.百米
kilowatt n.千瓦
kilometer n.千米,公里
kilogram n.千克
milliampere n.毫安
millennium n.千年
milligram n.毫克
millipede n.千足虫
millimeter n.毫米
million n.百万
Polygon 多边形
Polychrome 多彩
Created by: markclass
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