"a drawn-out argument"
"an extended discussion"
"a lengthy visit from her mother-in-law"
"a prolonged and bitter struggle"
"protracted negotiations"
来自柯林斯例句
来自柯林斯例句
来自《简明英汉词典》
来自《简明英汉词典》
来自《现代英汉综合大词典》