New words:

biannual [baɪˈænjʊəl] adj. 每两年的;一年两次的

bi- 二 + -ann- 年 + -ual 形容词后缀 → “与两年相关的

需注意语境

可指 “每两年一次”(如 “biannual conference” 每两年一次的会议)
也可指 “一年两次”(如 “biannual report” 半年报),具体需结合上下文判断)

必记搭配:

表 “每两年” 的搭配:

biannual festival(每两年一次的节日)、biannual meeting(每两年一次的会议)
biannual competition(每两年一届的比赛)

表 “一年两次” 的搭配:

biannual report(半年报)、biannual check(每半年一次的检查)、biannual trip(一年两次的旅行)

Sample Sentences:

The biannual progress report is due in July.
The city holds a biannual art festival,we went to the last one in 2022.


New words:

annually [ˈænjuəli] adv. 每年;一年一度

由 “annual” 派生,加副词后缀 “-ly” → “每年发生一次”

必记搭配:

动词搭配:

meet annually(每年会面)、celebrate annually(每年庆祝)
publish annually(每年发布)、travel annually(每年旅行)

常见场景搭配:

annually held(每年举办的,如 “an annually held festival” 每年举办的节日)
increase annually(每年增长,如 “sales increase annually” 销售额每年增长)

句子位置

可放在 “动词后”(最常用,如 “We meet annually”)
也可放在 “句首”(强调频率,如 “Annually, we meet”)。

Sample Sentences:

Annually, many tourists visit this old temple.
The team meets annually to talk about work goals.
The school publishes a report about students’ grades annually.


New words:

annual [ˈænjuəl]
adj.每年的;一年一次的;年度的;一年的
n.年鉴;一年生植物(特定事物)

核心词根是 -ann-/-enn-,源自拉丁语 “annus”,意为 “

annual” 由词根 -ann-(年) + 形容词后缀 “-ual” 构成,字面含义是 “与一年相关的”,核心义为 “每年的、年度的”。


必记搭配:

形容词核心搭配:

annual meeting(年度会议)、annual report(年度报告)、annual budget(年度预算)、annual trip(年度旅行)

名词搭配:

school annual(学校年鉴)、history annual(历史年鉴)、garden annuals(园艺一年生植物)

常见短语

annual income(年收入)、annual sale(年度促销)、annual event(年度活动)

Sample Sentences:

This annual includes photos and stories from the past year.
She planted some annuals in the garden, they will bloom this summer.
The school published its annual report, showing students’ exam results.


New words:

performance [pəˈfɔrməns] n. 表演;表现;执行

per- 完全 + form- 形式 + -ance 名词后缀 → “完全将能力以‘有形’的方式展现出来”,字面意思是 “把能力彻底以‘有形’方式展现出来”。

必记搭配:

搭配 “表演”:

music performance(音乐表演)、stage performance(舞台演出)、dance performance(舞蹈表演)、live performance(现场表演)

搭配 “表现”:

academic performance(学业表现)、work performance(工作表现)、battery performance(电池表现)、performance review(业绩评估,职场常用)

搭配 “执行”:

performance of a task(任务执行)、performance of duties(职责履行)、performance of a policy(政策执行)

Sample Sentences:

Her math performance has improved a lot this semester.
They discussed the performance of the plan at the meeting.
We watched a wonderful music performance at the theater last night.


New words:

conform [kənˈfɔrm] v. 遵守;符合;顺应

con- 共同 + form- 形式 → “与共同的‘形式’或规则保持一致”,字面意思是 “和共同的形式 / 规则保持一致”。

必记搭配:

核心搭配(不及物):“conform to sth”

conform to rules(遵守规则)、conform to standards(符合标准)、conform to customs(遵守习俗)、conform to laws(符合法律)

核心搭配(及物):“conform sth to sth”

conform sth to requirements(使某物符合要求)、conform sth to a template(使某物符合模板)、conform sth to format(使某物符合格式)

常见短语

conform with(与 “conform to” 含义基本一致,可互换,如 “conform with regulations”(遵守规定))

Sample Sentences:

All students must conform to the school rules, like not being late.
We need to conform the design to the client’s requirements before starting.