When you read chèng, use it as a noun.
(1) with "said". An instrument for measuring the weight of an object by using the lever principle. Such as: weighing (weighing hammer); Scale, etc. (Weigh with a scale or shovel); Satisfied (that is, impartial, fair as a scale); Steel scale; City scale; Scale; Spring scale.
(2) with "said". An ancient unit of weight in China. 15 Jin is a scale [7.5 kg] I have an imperial edict to make Song Jiang the general of the town, and always lead the marshal of the Liao army, giving him a gold mention and a silver scale as the quality. -"Water Margin"
When reading chēng, act as a verb.
(1) Measure the weight of things with a scale. Such as: weighing (weighing objects with scales); Weigh your salary and measure your water (that is, manage your family diligently)
2 weigh the trade-offs; Measure. For example, the scale stops (measurement and consideration)
Idioms containing the word "scale" are:
Haggle over every ounce, describe haggle over every ounce, regardless of the big.
(2) Pay by weight, and pay by salary; You: Make a fire and cook. Metaphor only pays attention to small things, not to the overall situation.
(3) never leave the weight, metaphor things have a joint relationship. It also describes that the two are closely related and often never leave.
(4) The balance is even and the barrel is full, which refers to the rules of doing business, neither short nor short.
My heart is like a scale, which shows that I am extremely fair.
6. The weight fell into the well and disappeared just like the weight fell into the well water. I don't know the news.
7. Although the weight weighs one thousand kilograms, it seems that a small piece of the weight can also weigh one thousand kilograms. Metaphor is inconspicuous in appearance, but it is actually very useful.