数词(numbers)one一two二three三four四five五six六seven七eight八nine九ten十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thirty三十forty四十fifty五十sixty六十seventy七十eighty八十ninety九十forty-two四十二one/ahundredandthirty-six一百三十六ahundred百athousand千amillion百万abillion十亿first第一second第二third第三fourth第四fifth第五eighth第八ninth第九twelfth第十二twentieth第二十thirtieth第三十fortieth第四十fiftieth第五十sixtieth第六十seventieth第七十eightieth第八十ninetieth第九十fifty-sixth第五十六介词(prep
)in在……里on在……上;在……时候1under在……下面near在……的旁边behind在……后边nextto与……相邻over在……上面infrontof在……前面人体器官throat喉collarbone颈骨rib肋骨hip臀部thigh大腿ankle踝关节neck颈shoulder肩膀chest胸腔elbow肘spine脊骨wrist腕关节knee膝盖shin小腿骨heel后脚跟toe脚趾teeth牙齿chin下巴eye眼eyelid眼盖eyelashes眼睫毛eyebrow眼眉毛ear耳朵cheek脸颊forehead额头mouth嘴longue舌头waist腰lip嘴唇finger手指thumb大母指belly肚skeleton骨架,骨骼sku