好词典

base

UK /beɪs/US /beɪs/

词源

源自拉丁语 'basis',意为'基础',通过古法语 'base' 进入英语。

noun

❶ 指某物的最底部或支撑部分,是物体站立或固定的基础部分。

“The lamp has a heavy base to keep it stable.”

(这盏灯有一个沉重的底座以保持稳定。)

“The base of the mountain was covered in dense forest.”

(山脚下覆盖着茂密的森林。)

❶ 指某个活动或组织的中心地点,通常是主要运作或指挥的地方。

“The company's base is in New York.”

(公司的总部设在纽约。)

“The military base was heavily guarded.”

(这个军事基地戒备森严。)

❶ 在化学中,指能够与酸反应形成盐的物质,通常具有苦味和滑腻感。

“Sodium hydroxide is a strong base.”

(氢氧化钠是一种强碱。)

“The solution turned red litmus paper blue, indicating it was a base.”

(溶液使红色石蕊试纸变蓝,表明它是一种碱。)

同义词:foundation, bottom, headquarters, camp, alkali

verb

❶ 将某事物建立在特定基础或原则上,或以某地为活动中心。

“She based her decision on careful research.”

(她的决定是基于仔细的研究。)

“The company is based in London.”

(这家公司总部设在伦敦。)

同义词:establish, found, ground, locate, center

常见短语

base on — 以...为基础或依据,表示某事物是根据另一事物发展或建立的。

“This theory is based on years of scientific research.”

(这个理论是基于多年的科学研究。)

off base — 错误的或不准确的,常用于描述观点或判断不正确的情况。

“His assumptions about the project were completely off base.”

(他对这个项目的假设完全错了。)

touch base — 与某人取得联系或沟通,通常指短暂接触以更新信息。

“Let's touch base next week to discuss the progress.”

(我们下周联系一下讨论进展。)