"a causeless miracle"
"fortuitous encounters--strange accidents of fortune"
"we cannot regard artistic invention as...uncaused and unrelated to the times"
"profits were enhanced by a fortuitous drop in the cost of raw materials"
来自柯林斯例句
来自《简明英汉词典》
来自《现代汉英综合大词典》
来自《现代英汉综合大词典》
来自辞典例句