Yabla video uses of 退化

zhè
shì
因为 yīnwèi
它们 tāmen
身上 shēnshang
de
鳞片 línpiàn
已经 yǐjīng
退化 tuìhuà
le
This is because the scales on their bodies have already degenerated
脑袋 nǎodài
bèi
mén
le
ba
这个 zhège
每天 měitiān
退化 tuìhuà
三次 sāncì
de
恐龙 kǒnglóng
Your brain's been squeezed by the door, hasn't it? You dinosaur that goes extinct three times a day.
每一 měiyī
dōu
yǒu
退化 tuìhuà
xìng
关节炎 guānjiéyán
Each one with degenerative arthritis.