Balljoint
n. (肩,膝等的)球状关节, 杵臼关节
🗣️ 情景例句
Many residents choose to put their money into the bank.
许多人选择把钱存在银行。
How much is a round-trip ticket to Beijing?
一张到北京的来回票要多少钱？
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。