收到B.1.interaction
/ɪntər'ækʃən ; ͵ɪntɚˋækʃən / n. 互动
the activity of talking to other people, working together with them etc 交流
例句：the degree of interaction between teacher and student
2，assumption
/ əˈsʌmpʃ ə n ; əˋsʌmpʃən / n.假设
[C] something that you think is true although you have no definite proof
例句：
People make a lot of assumptions about me.
3.primary
/ 'praɪm ə ri ; ˋpraɪ͵mɛrɪ / a.首要的
most important 首要的，主要的
例句Our primary concern is to provide the refugees with food and health care.
我们的头等大事是向难民提供食品和医疗。
4.flexibility
/ ‚fleksɪ'bɪlɪti / n.弹性
the ability to bend or be bent easily 弹性，柔韧性
例句Employees expect flexibility in the workplace.
员工们盼望工作安排有弹性
5.element
/ 'elɪmənt / n.元素
one part or feature of a whole system, plan, piece of work etc, especially one that is basic or important 基本部分；要素
Honesty is a vital element of her success.
诚实是她取得成功的一个重要因素
6.mode
/ məʊd/ n.模式
a particular way in which a machine or piece of equipment can operate technical 〔机器、设备的〕运行方式，状态
例句Set the monitor to 256 colour mode.
把显示器调成256色彩模式
7.format
fɔːmæt n. 模式 格式
the way in which something such as a television show or meeting is organized or arranged
例句The courses were run to a consistent format.
这些课程的编排是有连续性的
8 row
/ rəʊ / n. 行
a line of things or people next to each other
例句(= many rows ) of shelves stacked with books
一排又一排堆满书的架子