重點講解：
1. compared with 與…相比；和…比起來；
例句：Our price is attractive as compared with that in the international market.
與國際市場相比，我們的價格是有吸引力的Ne#U+o7dK3ceCAZ。
2. contribute to （為…）做貢獻；
例句：Many specialistic techniques contribute to archaeology.
許多專業技術對考古學作出貢獻KX#X*jU04Eqn。
3. cut back on 減少；削減；縮減；
例句：We really need to cut back on our spending.
我們真的需要削減我們的開支aCeC85sph[@Ephs6]。
4. year on year 年同比，與前一年同期比較；
例句：Spending has increased year on year.
與去年同期比較，開銷增加了sW#QzJVuL2)maff.~SIa。
5. refer to 指的是；
例句：The terms supply and demand refer to the behaviour of people as they interact with one another in markets.
供給和需求兩個術語指人們在市場上相互交易時的行為L1xl!L1aC6N7Z。