1.tariff n.關稅;價目表
Tariff barriers crimped the flow of imports.
關稅障礙妨礙了進囗貨的流入。
2.delicate a.微妙的;精美的;纖細的;脆弱的
The international situation is very delicate at present.
目前的國際形勢極其微妙。
3.electron n.電子
Let us return to electron waves now.
現在我們再回到電子波上來。
4.revolution n.革命;變革;重大改變
Most countries have had revolutions aganist the government.
大多數國家發生過反對政府的革命。
5.panel n.嵌板;儀表盤;面板
The builders set the panel in carefully.
建筑工人把嵌板小心地鑲上去。