Presenilin
[医]早老素
🗣️ 情景例句
Mom! Is it for me?
妈妈 是我的吗
He said he would rather not tell his age.
他说他不愿告诉年龄。
What invariably happens is that a great number of things choose to go wrong at precisely the same moment.
情况经常是这样的，许许多多的事情都偏偏赶在同一时刻出问题，