New words:

biennial [baɪˈeniəl]
adj.每两年一次的;
n.两年生植物

bi- 二 + -enn- 年 + -ial 形容词后缀 → 严格指 “每两年一次”(区别于 “biannual” 的双重含义)

必记搭配:

形容词核心搭配:

biennial meeting(每两年一次的会议)、biennial exhibition(双年展)
biennial plant(两年生植物)、biennial event(每两年一次的活动)

名词搭配:

garden biennials(园艺两年生植物)、common biennials(常见两年生植物,如 “parsley” 欧芹)

Sample Sentences:

She planted some biennials in the garden—they will bloom next year.
Our school has a biennial art show for students to display their works.


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