stepping stone 1. 英英释义：something that helps you to progress towards achi...

hurdle 英英释义：a problem or difficulty that you must deal with before you c...

access 英英释义：the right or opportunity to use or benefit from something 例句...

soft spot 英英释义：to feel that you like someone very much, often without kn...

engine 英英释义：something powerful that causes great changes in society. 例句：...

alternative 英英释义：something that you can choose instead of something else...

equivalent 英英释义：someone or something that has the same size, value, impo...

thirst 英英释义：a strong feeling of wanting to have or do something 例句：He ha...

parallel 英英释义：a person or thing that is similar to another. 例句：There are...