There could be many reasons why plaques turn from benign to dangerous, but one of these is definitely linked to the presence of dead cells inside them, the necrotic core as the researchers termed it.

斑块从良性变成恶性肯定有很多原因，但是其中一个肯定是和斑块中的死亡细胞有关的，后者也被研究者们称为坏死核心。

youdao

Never smoke while you drive. It is dangerous and it can makes the inside of your car dirty.

开车的时候切记不要吸烟，很危险，且会把你的车弄脏。

youdao

Even inside of Jewish neighborhoods, it is too dangerous for children to play in the streets.

CENTERFORSECURITYPOLICY: Out of South Africa