biology
biology/baiˈɔlədʒi/n.[u]生物学:Biology is a branch of science.生物学是一门科学。The biology of bacteria can be quite hard to understand.细菌生物学有时会很难理解。
biomedical
biomedical/ˈbaiəuˈmedikəl/adj.(与)生物医学(有关)的:biomedicalresearch laboratory生物医学研究实验室;makingbiomedicaldevices and implants制造生物医学器材和移植体
birth/birthday/birthright
birth/bə:θ/n.[u]&[c]1.分娩;出生;出身;诞生:the date of one’s birth出生年月日(比较:birthday生日):one’s birth certificate某人的出生证;the land of one’s birth某人的···
biscuit
biscuit/ˈbiskit/n.[c]饼干(BrE.);小面包(AmE.): bake biscuits烘饼干;crisp biscuits松脆的饼干I like biscuits我喜欢吃饼干。
127. 土木之变英宗束手被俘,夺门之变景帝退位即薨
关键词语和典故:土木之变,英宗复辟,夺门之变,西湖三杰 前篇说到明成祖朱棣dì的儿子明仁宗朱高炽和孙子宣宗朱瞻基创立了仁宣之治。本篇叙述的是明朝后续的俩帝,他们是明英宗朱祁qí镇和明代···
help/helpful/helpless
help/help/ I.n.[u]帮助,帮忙:This dictionary is of great help to me.这本字典对我有很大的帮助。with the help of…在…帮助下,借助: With the help of the government, the villagers ···
hem
hem/hem/ I.n.[c]边,折边:The hem on her skirt needs sewing.她裙子上的褶边需要缝一缝。‖II.vt.&vi.折边,缝边:She hemmed her skirt.她给自己的裙子缝褶边。
hemisphere
hemisphere/ˈhemisfiə/n.[c]1. (地球的)半球:the Eastern( Western, Northern, Southern) Hemisphere东(西,北,南)半球This animal is to be found only in the Southern Hemisphere.这···











