让每一个英语单词，清晰明了。
01 搜索
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一部以教学为本的英语参考词典，专为希望更深入理解词汇的人群设计，摒弃多余杂质与干扰。
语音搜索
动口说出单词，无需手动输入。找到心中所想的词汇，聆听标准发音，并亲自朗读练习。
抽认卡
仅一次邂逅往往难以铭记。间隔重复在词汇即将遗忘时将其唤醒，帮助牢固锁入长时记忆。将任意词单生成抽认卡，反复温习直至牢记。
词单与测验
阅读中随时整理词汇列表，一键生成可打印的练习纸或测验卷。一份词单，两种学习途径。
兼顾课堂教学的两端
每个词条既为学生呈现清晰易懂的释义，又为教师提供所需的深层细节：CEFR 等级、用法说明、常见误区以及适时的词源背景。
英国制造英国造 LDN
中国
02 每日一词
describes a loan or debt that is not protected by an asset like a house or car. If you cannot pay the money back, the lender has no specific property to take from you.
referring to a loan or debt that is not backed by collateral. Often used in financial contexts to describe credit that relies solely on the borrower's creditworthiness.
“Rahm topped the list of unsecured creditors, being owed $7.5m (£5.5m) in Q3 of this year, while the next four spots were filled by DeChambeau, Dustin Johnson, Cameron Smith and Adrian Meronk.” 每日一个新单词