单词
base
读音
beɪs
美式
英式
词根
Base 这个单词来自拉丁词根"bas-",意思是"低"。
释义
n. 基底;基础;基地;基本成分;碱;(晶体管的)基极;词根;(数系的)基数;(棒球)垒 adj. 卑鄙的;低劣的 v. 以……作基础;将……的活动中心设在某地 n. (Base) (英、美、爱尔兰)马濑(人名) [ 复数 bases 第三人称单数 bases 现在分词 basing 过去式 based 过去分词 based 比较级 baser或more base 最高级 basest或most base ]
例句
He's gone AWOL from his base.
他从基地开了小差。
He acted from base motives.
他的行为动机卑鄙。
He didn't make it past first base.
他未能跑过一垒。
He's gone AWOL from his base.
他从基地开了小差。
He acted from base motives.
他的行为动机卑鄙。
He didn't make it past first base.
他未能跑过一垒。
强化记忆
可以通过词源联想来记忆,比如单词"Baseline"(基线)中的"Base"是"基础"的意思,"Line"是"线"的意思,所以"Baseline"是"基础线"的意思。Base 这个词在公元13世纪的时候从法语 base 进入英语,原意是“柱座”。它的来源是拉丁文 basis,“基础或底部”,是希腊文 βάσις(basis)的词根,βάσις(basis)来自于βαίνω(bainō),意思是走,有行走的基础之意。
看视频学发音
but instead of cutting the DNA,they directly convert one base to another basewithout disrupting the rest of the gene.
The results of our efforts are molecular machinescalled "base editors."Base editors use the programmable searching mechanism of CRISPR scissors,
we are leading a multi-initiative to develop the Congo Basin Institute,a permanent basewhere Africans can work in partnership with international researchers,
Of the hundred colonists on Mars, 42 live on West Base, 26 on North Base,15 on South Base, and 17 on East Base.For our purposes, let’s assume that everyone prefers the space port
that can make all of the remaining waysto convert one base pair to another base pairand that minimize unwanted editing at off-target locations in cells
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