弧线球的英文：
banana kick

参考例句：

The pitcher delivered a curve ball.
投手投掷了一个弧线球。

He threw his curveball in non-curveball counts and had us off-balance a bit.
他都在我们认为不可能的时候投出弧线球，这令我们有点手足无措。

banana是什么意思：
n. 香蕉，芭蕉树；喜剧演员

banana marshmallow
香蕉棉花糖

Mash the bananas with a fork.
用叉子把香蕉捣烂。

She saw a banana peel.
她看到一块香蕉皮。

There were banana skins everywhere.
到处都是香蕉皮。

Cut the banana in half lengthways.
把香蕉竖着切成两半。

kick是什么意思：
v. 踢，蹬；戒除（恶习）；反冲；反对，反抗
n. 踢，蹬；反冲，后座力；极度兴奋

This is side kicking.
这就是侧面踢腿。

The assassin kicked up a shine.
刺客引起了大骚动。

The horse kicked him in the rear.
马蹄踢在他的屁股上。

Do not kick against the pricks.
勿踢刺棍；勿以卵击石。

Do not kick and never stumble.
不要踢永远不要跌倒。