查询词典 blackboard

Fame FAME：名扬四海

50 Rock Around the Clock BLACKBOARD JUNGLE 黑板风云 1955 | 51 Fame FAME 名扬四海 1980 | 52 Summertime PORGY AND BESS 波基与贝丝(乞丐与荡妇) 1959

felt felt：过去式,过去分词

8. feel vt. 感觉 | 过去式,过去分词:felt, felt | Please look at the blackboard. 请看黑板.

fly a kite：放风筝

look at the blackboard 看着黑板 | fly a kite 放风筝 | draw a circle 画一个圆

Now follow me, please：(请跟我学. )

牐54) Look at the blackboard, please(请看黑板. ) | 牐55) Now follow me, please.(请跟我学. ) | 牐56) Now homework.(现在布置家庭作业. )

I have got：我得到,我有

紧靠黑板 next to the blackboard | 25. 我得到,我有 I have got | 他得到,他有 he has got / he's got

impoverished area：贫困地区

writing on blackboard 板书 | impoverished area 贫困地区 | welfare center for children 儿童福利院

The stood behind / in back of his master：他站在他主人后面

3) There is a blackboard in the front of the classroom.教育前有一面黑板 | 4) The stood behind / in back of his master. 他站在他主人后面. | ★ behind (在,,,,之后) 表示时间、地点

今天天气怎么样? It's sunny. 晴天：What's the weather today

63. Sunday , Monday ,Tuesday, Wednesday ,Thursday ,Friday, Saturday . 星期天,星期一,星期二,星... | 64. What's the weather today ? 今天天气怎么样? It's sunny. 晴天. | 65. Look at the blackboard, please....

It's time for：到了(做)...的时候了

64. It's time to get up/go to school... 到了起床/去学校的时候了. | 65. It's time for... 到了(做)...的时候了. | 66. Look at the blackboard, please. 请看黑板.

Now it's your turn：现在该你了

33 、look at the blackboard. 看黑板. | 34 、Now, it's your turn. 现在该你了. | 36 、Be quick. 快点.

Chapters 1：第1章

Chapters 1 第1章 | Chapters 2 第2章 | Chapters 3 第3章

Markov chain：马可夫链

第一年普及率为3%,第二年为16%,第三年为40%,第四年为64%,第五年为84%,届满后,市场混乱,新产品出现,决定退出. 第一年无竞争对手,第二年出现竞争对手,维持市场占有80%,转移20%,经修正产品强化行销争回10%,而呈现马可夫链(Markov Chain)现象.