1. 向...告别：leave out 忽略,遗漏;省略 | take leave of 向...告别 | at length 最后,终于

2. 告别：take leave of 不辞劳苦 | take leave of 告别 | take liberties with 随意对待

3. 不辞劳苦：take leave of one's senses 发疯 | take leave of 不辞劳苦 | take leave of 告别

4. 向...告别,告辞：830take leave向...告别,告辞 | 831take leave of向...告别,告辞 | 832take one's stand表明立场、意见等