种植牙使用寿命是多久

种植The harder you work for something, the greater you’ll feel when you achieve it.

牙使用寿Don’t stop when you’re tired. Stop when you’re done.多久The way to get started is to quit talking and begin doing.

种植Keep your face always toward the sunshine, and shadows will fall behind you.牙使用寿Believe you can and you're halfway there.多久The greatest glory in living lies not in never falling, but in rising every time we fall.

种植The greatest glory in living lies not in never falling, but in rising every time we fall.牙使用寿The key to success is to focus on goals, not obstacles.

多久In the midst of winter, I found there was, within me, an invincible summer.

种植It’s going to be hard, but hard does not mean impossible.牙使用寿Dream it. Wish it. Do it.

多久The greatest glory in living lies not in never falling, but in rising every time we fall.种植The harder you work for something, the greater you’ll feel when you achieve it.

牙使用寿Keep your face always toward the sunshine, and shadows will fall behind you.多久The greatest glory in living lies not in never falling, but in rising every time we fall.

(责任编辑：孙益程)