Help to explain the service
讲解───explain;有助于───be conducive to
It's pretty hard to explain.───这事很难解释清楚。
Can you explain that point again?───你能再解释一下那一点吗？
Explain why you didn't telephone.───解释一下你为什么不打电话。
This is a good place to explain that you require a deposit up front, and how much of a deposit you require.───说明你需要事先存款的理由，和你需要存款的数额。
She said as a courtesy, she would call that number, explain my story and ask whoever answered if the person wanted her to connect me.───她说出于礼貌，她可以打那个电话，说明我的情况后，看接电话的人是否愿意让她再与我联系。
Explain to him that you are a very private person and hesitant to go into your history with people, but you meant to tell him before now.───向他解释你是个个人隐私看得很重的人，对于他人进入你的过去，你是迟疑的，你之前也一直想跟他说这件事。
The judge asked counsel for the defence to explain.
She saw his frown and hastened to explain.
You'd better go and explain to the teacher.
Can you explain what this means?
How can I explain if you keep butting in?