spurts是什么意思？

spurts

例句

• When the washing machine spurts out water at least we can mop it up... 洗衣机喷出水时，我们至少能把水抹干。
• The volcano spurts smoke and lave after 3 years of silence. 平静了三年的火山突然喷出浓烟和熔岩.
• Spurts of warm rain blew fitfully against their faces. 阵阵温热的雨点拍打在他们脸上.
• The deals came in spurts: three in 1977, none in 1978, three more in 1979. 交易时有时无：1977 年有 3 笔，1978 年没有，1979 年又有 3 笔。