用法:
1 [Tn, Dn.t] give authority to (sb) 授权; 委任; 委托:
I have authorized him to act for me while I am away. 我已经委托他当我不在的时候代我处理.

用法:
2 [Tn] give authority for (sth); sanction 批准; 认可:
authorize a payment 批准付款 *
Has this visit been authorized? 这次访问获准了吗?

• only(only that)
• onto(on to)
• open sth at(open sth to)
• open(unfold)
• opportunely(out of season)
• opposite(in front of)
• or else(or, otherwise)
• or(nor)
• ought to(should)
• out and out(through and through)
• out of bounds(out of all bounds)
• out of line(out of one's line)
• out of mind(out of one's mind, out of one's right mind)
• out of one's way(out of the way)
• out of place(out of the way)
• out of question(out of the question)
• out of regard for(without regard to)
• out(outside)
• out-of-work(out of work)
• outdoor(outdoors)
• outside(within)
• over(over with)
• over(through out, through)
• overlook(oversee)
• oversea(overseas)