【根】mod=measure测量；mod-meter计量器,仪表。
通过对测量结果的修改（modify），使其调节（modulate）成为同一种模式（mode)

mode [məud]
(formal) a particular way of doing sth; a particular type of sth
the way in which a piece of equipment is set to perform a particular task:
(informal) a particular way of feeling or behaving
a particular style or fashion in clothes, art, etc
(technical) a particular arrangement of notes in music for example the musical SCALE system
n. 模式；方式；(服饰的)式样; 风格；时尚(流行的或通常的样式或形式)

modest['mɔdist]
not very large, expensive, important, etc
of people, especially women, or their clothes) shy about showing much of the body; not intended to attract attention, especially in a sexual way
(approving) not talking much about your own abilities or possessions
adj.适度的；不太大的，不太多的，不过分的，谦虚的，谦逊的；端庄的;稳重的;羞怯的

普林斯顿公开课 - 人性课程节选
There are children who by a relatively modest donation to an effective aid agency, you could save their lives.
要拯救这些儿童的生命,只需要你向比较有效的救助机构,捐赠适量的钱款。

model ['mɔdəl] 麻豆
a representation of something, either as a physical object which is usually smaller than the real object, or as a simple description of the object which might be used in calculations
something which a copy can be based on because it is an extremely good example of its type:
a person who wears clothes so that they can be photographed or shown to possible buyers, or a person who is employed to be photographed or painted
to wear fashionable clothes, jewellery, etc. in order to advertise them:
a particular type of machine, especially a car, which is slightly different from machines of the same type:
n. 模型；典型；模范；模特儿；样式
vt. 模拟；塑造；模仿
vi. 做模型；做模特儿
adj. 模范的；作模型用的

例句
Children enjoy making airplane models.
男孩子们喜欢做飞机模型。
The children modeled a ship out of bits of wood.
孩子们用木片制作轮船模型。
Angela is modelling an attractive blue silk dress.
安吉拉做模特儿向顾客展示一种漂亮的蓝色丝绸服装。

modal['məudəl]
modal meanings are concerned with the attitude of the speaker to the hearer or to what is being said
related to or written in a musical mode
adj. 模式的；情态的；形式的
n. 莫代尔（一种新型纤维素纤维）

词组短语
modal verb 情态动词

例句
The results confirmed his hypothesis on the use of modal verbs.
结果证实了他的关于情态动词用法的假设。
Modal verbs generally take the bare infinitive.
情态动词通常用不带to 的不定式。

module['mɔdju:l]
one of a set of separate parts which, when combined, form a complete whole:
one of the units which together make a complete course taught especially at a college or university
a part of a spacecraft which can operate independently of the other parts, especially when separate from them
n. [计] 模块；组件；单元;模数(建筑部件等的度量单位);(航天器的)舱

commodity [kə'mɔditi]
(economics) a product or a raw material that can be bought and sold, especially between countries
a thing that is useful or has a useful quality
n. 商品，货物；日用品

例句
The prices of the commodities are quite stable this year.
今年各种物价相当稳定。

commodious[kə'məudjəs] 便利店
Archaic Suitable; handy
Spacious; roomy
adj.方便的 ;宽敞的

例句
It is a commodious house.
这是一间宽敞的房屋。