🧩 词语组成解析
n. [解](脑脊髓)灰质
🗣️ 情景例句
that the animal shelter is so careful
动物收容所需要如此小心
What shall I send him for his Christmas?
我要送他什么东西作为圣诞礼物？
We must conclude from the work of those who have studied the origin of life,
我们必须从那些研究生命起源的人的工作总结出：