First, pronunciation: English? 【‘f？ tn？ S], beautiful? 【‘f？ tn？ s]？

Second, the example:

Used as a noun

1, good muscle is one of the prerequisites for good health.

Muscular development is a necessary condition for good health.

The long climb tested our health and endurance.

That long climb was a test of our health and endurance.

Third, lexical collocation.

Organic fitness? Rationality of the organic world ...

Biological fitness? Biological rationalization ...

Biological adaptability? Biological rationality ...

Exercise and fitness? Adaptability to sports ...

Fitness training? Fitness training

Natural fitness? Nature, the rationality of nature ...

Reproductive health? reproductive fitness

Psychological fitness? Sound in spirit

Extended data

synonym

Healthy? health

Vigor? vitality

Robustness intensity

Suitability? suitable

Is it suitable? suit

Is it suitable? appropriate

Qualification? qualifications

Okay？ line

Health? Healthy and strong

Robustness health

Slutty? lively

Good figure? Good appearance

Decent? appropriate

Physical quality? in perfect nick

Seaworthiness? A term for seaworthiness ...

Good conditions? orderly

antonym

Not suitable? unhealthy