用英语解释句子 The abacus is ancient invention还要用英语解释：3.The abacus is an ancient invention.4.The Indians invented the systen of numbers.5.Most of my answers are accurate.1.The invention of the zero helped people calculate more

用简单英语解释下列句子（同义句）.1.It’s hard to tell what the words stand for these days.用简单英语解释下列句子（同义句）2.The team consists of 10 girls and 5 boys.3.The abacus is an ancient invention.4.The Indians i 用英语解释句子 The abacus is ancient invention还要用英语解释：3.The abacus is an ancient invention.4.The Indians invented the systen of numbers.5.Most of my answers are accurate.1.The invention of the zero helped people calculate more I have( )abacus是什么意思 i'n blind 用英语解释句子 “打算盘”用英语怎么说work an abacus可以吗 I think that it is necessary in protect the environment.用英语怎么解释句子 The girl agreed with what i said by smiling 用英语解释句子 用英语解释句子 1.I didn't go out because of the rain. The sgoes are so expensive that I can't buy them 用英语解释下列句子. I spent 60 yuan (in) buying the ticket用英语解释句子 shows,the,picture,abacus,in,the,number,a把单词连成句子 英语 abacus复数怎么写 I take back what I said.用英语解释句子 What about the oranges?（用英语解释英语句子） I have booked a room用简单英语解释句子 用英语解释句子7.I walked to school. The abacus was invented in the sixth century by the Chinses帮我翻译这个句子.呵呵`. “I heard the old man cry in his room,so did Li Lei.” 用英语解释句子