1、物理學家:physicist
2、歷史學家:historian
3、考古學家:archaeologist
4、生物學家:biologist
5、動物學家:zoologist
6、數學家:Mathematician
7、探險家:explorer
8、化學家:chemist
9、物理學家:physicist
10、地質學家:rocksy;geologist
11、政治學家:politician
12、天文學家:astronomer
13、地理學家:geographer
14、外交家:diplomatist
15、旅行家:traveller;tourist
16、航海家:seafarer;navigator;voyager
17、船員:crew;
18、海員,水手;水兵:seaman;sailor
19、法醫:legal medical expert;legal examiner;
20、劊子手:executioner;headsman