annual
a.年度的 n.年鉴,年报;一年生植物
The school trip has become an annual event.学校组织的旅行成了每年都要举行的活动。
anonymous
a.无名的;匿名的;无特色的
the anonymous author of a collection of poems一本诗集的佚名作者
answer
n.回答;答案 v.回答;解答;响应
She thought for a moment before answering.她想了一会儿才回答。
anticipate
vt.预期(料),期望;提前使用,先行动
Sales are better than anticipated.销量比预期的要好。
anxiety
n.焦虑,挂虑;渴望,热望
There is growing public anxiety over levels of air pollution in our cities.公众越来越担心城市中的空气污染程度。