expand  (v.) get bigger扩张，发展

[例]  The market is expanding.

[同义词]  stretch, spread, enlarge

expansion  (n.) increase in size扩展

[例]  The firm is planning for rapid expansion of its market.

[同义词]  enlargement, amplification

expect (v.) wait for sb. for a talk , discussion etc.找某人

[例]  Jack, Mr. Casson is expecting you in his office!

[同义词]  await

expenditure  (n.) amount of money spend花费

[例]  Capital expenditure is the money we have spent on fixed assets.

[同义词]  spending, expense

expenses (n. pl) money paid for covering extra costs费用

[例]  The fee did not include travel expenses.