We're your teeth
我們是你的牙齒
We're your teeth
我們是你的牙齒
Your digestive system star
消化系統之星
We hope you listen well
希望你好好聽
And you'll learn just who we are
你就會知道我們是誰
When you're a newborn baby, you may have natal teeth
當你是新生兒你可能會有出生牙
This only occurs in one in two-to-three-thousand babies
這在兩到三千個寶寶中只會有一個發生
A child's mouth has two rows of teeth on the bottom and the top
小孩的嘴巴下上都有兩排牙齒
But you only see 20 before the adult teeth make the swap
但在換成恆齒前你只會看到 20 顆
You'll have 32 adult teeth by the young age of 13
年紀輕輕 13 歲時你會有 32 顆恆齒
But there are only 28 without your wisdom teeth, you see
不過你瞧，沒有智齒就只有 28 顆
Teeth are part of the skeletal system
牙齒是骨骼系統的一部分
Though they are not bone
雖然它們不是骨頭
We play a key role in digestion
我們在消化作用中扮演重要角色
To chew food's why we're grown
咀嚼食物就是我們生長的原因
We're your teeth
我們是你的牙齒
We're your teeth
我們是你的牙齒
Your digestive system star
消化系統之星
We hope you listen well
希望你好好聽
And you'll learn just who we are
你就會知道我們是誰
You only have four different types of teeth in your whole mouth
全口裡面只有四種不同的牙齒
Here's their names from front to back and from north down to the south
這是從前到後和從北到南牙齒的名稱
Incisors are like scissors because they cut your food in half
門牙就像剪刀，因為他們把食物切一半
They're in front of your mouth
它們在嘴巴前方
You see all eight when you laugh
笑的時候會看到全部 8 顆
Then we see your canines
接著我們看到你的犬齒
There are only four, you know
犬齒只有四顆，你知道的
Two are at the top, and two more are in the jaw down below
兩顆在上面，還有兩顆在下面的下巴
Premolars are the next teeth that we will be looking at
前臼齒是我們要看的下一種牙齒
There are eight in total to help you start to chew all that fat
總共有 8 顆來幫你開始去咬那脂肪
Molars are your biggest teeth and the last to chew your food
臼齒是最大的牙齒也是最後咬食物的
There are 12 inside your mouth
嘴巴裡面有 12 顆臼齒
This fact is very true
這是件非常正確的事實
We're your teeth
我們是你的牙齒
We're your teeth
我們是你的牙齒
Your digestive system star
消化系統之星
We hope you listen well
希望你好好聽
And you'll learn just who we are
你就會知道我們是誰
The anatomy of your teeth shown in this here photograph
你牙齒的結構就展示在這張相片裡
First we'll look at the crown, the tooth's visible top half
首先我們先看齒冠，牙齒可以看見的上半部
Enamel is the outer part of all the teeth in your mouth
琺瑯質是嘴裡所有牙齒外面的部分
It's the hardest part of your body
它是你身體裡面最硬的部分
But if not brushed, it'll rot out
不過如果沒有刷牙，琺瑯質會蛀掉
Here you see the dentin below the enamel closure
這裡你看到琺瑯質蓋下的牙本質
It's a hard, dense bony tissue that protects your pulp chamber
它是保護髓室那堅硬、密集的骨組織
Yeah, your pulp chamber houses the important root canal
對，髓室藏有重要的根管
Inside the root canal are the nerves and vessels' main locale
根管內是神經和血管的主要位置
If all these top layers of your teeth do decay
如果你牙齒這所有表層都蛀掉的話
The infection could be fatal
感染可能害死你
So please brush twice a day
所以請每天刷兩次牙
We're your teeth
我們是你的牙齒
We're your teeth
我們是你的牙齒
Your digestive system star
消化系統之星
We hope you listen well
希望你好好聽
And you'll learn just who we are
你就會知道我們是誰
We're your teeth
我們是你的牙齒
We're your teeth
我們是你的牙齒
Your digestive system star
消化系統之星
We hope you listen well
希望你好好聽
And you'll learn just who we are
你就會知道我們是誰
- 「在...中扮演角色、起作用」- Play A Role In
We play a key role in digestion
我們在消化作用中扮演重要角色 - 「總共」- In Total
There are eight in total to help you start to chew all that fat
總共有 8 顆來幫你開始去咬那脂肪
