在线词典
在线词典，是一款在线使用的中英文查词词典。本工具支持查询英文和中文单词及词组的含义，查询效率高、结果丰富，包括单词变体、常用短语、英英释义、同义词、同根词、词语辨析等，是外语学习者必备的在线查词工具。
输入要查询的单词：
B
n.
英语字母的第二个字母；乙等（成绩）
查看英英释义
n.
aerobic rod-shaped spore-producing bacterium; often occurring in chainlike formations; found primarily in soil
同义词：bacillus
originally thought to be a single vitamin but now separated into several B vitamins
a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder
a logarithmic unit of sound intensity equal to 10 decibels
同义词：Bel
(physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter
同义词：barn
the 2nd letter of the Roman alphabet
同义词：letter b
the blood group whose red cells carry the B antigen
常用短语
更多常用短语正在查询...
{error}
你是不是想查找：
- {typos}
{word}
{phones} {trans} {trans_ee} {exam_types}{web_trans} {variants} {phrases} {synonyms} {rels} {discriminations} 查词链接：
{link}复制链接{phones}
{text}：[{value}]{trans}
{trans}
{pos}
{tran}
{tran}
查看英英释义
{trans}
{pos}
{list} {tran}
{words}{word}同义词： {words}
{pos}
{words}
{exam_types}
单词变体
- {variants}
常用短语
- {phrases}
网络释义
{web_trans}
{tran}
{detail}
近义词
{synonyms}
{pos} {tran}
{words}
同根词
{rels}
{pos}
{words}
{word}{tran}
词语辨析
{discriminations}
{num}、{title}
{description}- {usages}
{description}