unnecessary
1. It is unnecessary to go into details.
毋庸赘述。
来自《现代汉英综合大词典》
2. As we are old friends, it is totally unnecessary to stand on ceremony.
都是老朋友，大可不必如此客气。
来自《现代汉英综合大词典》
希望帮助到你，若有疑问，可以追问~~~
祝你学习进步，更上一层楼！(*^__^*)
unnecessary
1. It is unnecessary to go into details.
毋庸赘述。
来自《现代汉英综合大词典》
2. As we are old friends, it is totally unnecessary to stand on ceremony.
都是老朋友，大可不必如此客气。
来自《现代汉英综合大词典》
希望帮助到你，若有疑问，可以追问~~~
祝你学习进步，更上一层楼！(*^__^*)