No pains, no gains.

ache

1, as a noun means: pain; make an effort

2. The transitive verb means: make ... miserable; annoyed

3. Being an intransitive verb means: feel pain; Cause pain

Usage of pain

1, the basic meaning of pain is "pain, pain", which can refer to physical pain, mental and emotional pain or sadness. Generally speaking, pain is an uncountable noun, especially the pain in a certain part of the body, or it is a countable noun when it is modified by adjectives. Extension can be interpreted as "hard work, hard work, trouble" and "trouble". It is a countable noun, often used in plural form. When it is used as the subject, its predicate verb is also in the plural form.

2. The indefinite article can be added before the pain, and the painful part can be led out by the preposition in. Plural forms can also be used to express bouts of pain or various pains. In spoken language, Pain can also mean "boring person or thing", often in the singular form.