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   English
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to phrases
doubtful ['dautf(ə)l] adj.
gen. 未定的; 有疑问的; 难确定的
agric. 可疑的 (dubius)
busin. 怀疑的; 可疑的
econ. 不确定的; 含糊的
 English thesaurus
doubtful ['dautf(ə)l] abbr.
abbr. dbtl
doubtful: 137 phrases in 22 subjects
Agriculture2
Animal husbandry1
Business19
China1
Ecology1
Economy14
Fencing2
Finances31
Football2
General9
Ichthyology1
International Monetary Fund4
International trade11
Librarianship1
Nautical1
Navigation1
Oil / petroleum1
Project management1
Securities18
Shipbuilding2
Technology11
Textile industry3