| 61. | an expert in money-making |
| 精通生财之道的人
|
| 62. | an expert in questions of international law |
| 国际法问题专家
|
| 63. | an expert with the sword [needle, gun] |
| 击剑（缝纫、射击）能手
|
| 64. | become expert at figures |
| 变得精于计算数字
|
| 65. | men who are expert at driving racing cars |
| 能熟练驾驶赛车的人
|
| 66. | a man expert at his trade |
| 精通自己业务的人
|
| 67. | be expert in piloting ships |
| 能熟练地领航
|
| 68. | a well-known expert in these matters |
| 这些事务方面的著名专家
|
| 69. | an X-ray expert |
| X光专家
|
| 70. | call in an expert |
| 请来专家
|