So, whether you're the Assistant or the Director, you can write: " Asst." , " Dir." .

因此，如果你是助理或董事，可以写“Asst.”, ”Dir.”.

Next, when we end our letter, we should say who we are and what our position is in the company. So, whether you're the Assistant or the Director, you can write: " Asst." , " Dir."

接下来，当我们结束我们的信时， 我们应该说我们是谁以及我们在公司的职位。所以，无论你是助理还是主管， 你都可以写：“Asst. ” 、“Dir. ” 。