Yabla video uses of 粘液

那么 nàme
yǒu
没有 méiyǒu
勇敢 yǒnggǎn
de
小朋友 xiǎopéngyǒu
gǎn
身上 shēnshang
是不是 shìbùshì
yǒu
huá
huá
de
粘液 niányè
ne
So, are any of you brave enough to touch a fish and see if there's a slippery mucus on its skin?
身上 shēnshang
有了 yǒule
粘液 niányè
jiù
néng
使 shǐ
它们 tāmen
适应 shìyìng
shuǐ
zhōng
yán
浓度 nóngdù
de
变化 biànhuà
The mucus on their bodies can help them adapt to changes in salt concentration in the water,
由此 yóucǐ
看来 kànlai
粘液 niányè
可是 kěshì
生存 shēngcún
不可缺少 bùkěquēshǎo
de
法宝 fǎbǎo
ó
Judging from this, mucus appears to be an important magic tool for survival.
直接 zhíjiē
暴露 bàolù
在外 zàiwài
de
皮肤 pífū
zhōng
yǒu
不少 bùshǎo
特殊 tèshū
de
粘液 niányè
xiàn
and on the exposed part of the skin are a lot of special mucous glands.
néng
分泌 fēnmì
chū
大量 dàliàng
de
粘液 niányè
形成 xíngchéng
粘液 niányè
céng
These glands can secrete a large amount of mucus to form a mucus layer.
那么 nàme
有人 yǒurén
知道 zhīdào
为什么 wèishénme
de
身上 shēnshang
huì
yǒu
粘液 niányè
ne
So, does anyone know why a fish's skin is covered in mucus?
有了 yǒule
粘液 niányè
de
存在 cúnzài
de
皮肤 pífū
jiù
可以 kěyǐ
不透水 bùtòushuǐ
With the presence of mucus, fish skin becomes waterproof.
但是 dànshì
a
粘液 niányè
ne
可以 kěyǐ
防止 fángzhǐ
jūn
de
侵袭 qīnxí
but mucus can prevent viruses and bacteria from invading
其实 qíshí
a
de
粘液 niányè
de
作用 zuòyòng
远远 yuǎnyuǎn
不止 bùzhǐ
zhè
一些 yīxiē
ó
In fact, the fish's mucus does a lot more than that.
为什么 wèishénme
de
身上 shēnshang
huì
yǒu
粘液 niányè
Why are fish covered in mucus?
粘液 niányè
yǒu
相似 xiāngsì
de
功能 gōngnéng
Mucus has a similar effect.
hái
huì
刺激 cìjī
粘膜 niánmó
使 shǐ
分泌 fēnmì
大量 dàliàng
de
粘液 niányè
鼻涕 bítì
it will also stimulate the mucous membrane to secrete a large quantity of mucus.