expert是什么意思

双语用例

• We need to bring in an expert to deal with this problem.

• He's an expert on 15th-century Italian art.

• Bomb disposal experts have defused a 110-pound bomb at Victoria Station.

• The competition will be judged by a panel of experts.

• Most medical experts believe that breast-feeding is better than bottle-feeding.

• We need expert advice, and that's why we've called you in.

• A psychiatrist was called as an expert witness for the defence.

• There is a wealth of expert knowledge to be found in this university.