Cor arteriosum
[医] 左心
🧩 词语组成解析
[医] 心脏, 心
🗣️ 情景例句
Don't go looking for trouble.
别没事找事。
I can't remember what John was doing yesterday afternoon.
我不能记得约翰昨天下午正在做的东西。
We owe a lot to the birds and beasts who eat insects but all of them put together kill only a fraction of the number destroyed by spiders.
我们要十分感谢那些吃昆虫的鸟和兽，然而把它们所杀死的昆虫全部加在一起也只相当于蜘蛛所消灭的一小部分。