ONE PHRASE, IN CONTEXT
lie in
在于;存在于

GET TO KNOW THE MEANING
读懂它,也学会这样说。
01在于;存在于
IN A SENTENCE
The real difficulty lies in keeping the old system secure without slowing the team down.
真正的难点在于既要保证旧系统安全,又不能拖慢团队的工作。
ONE PHRASE, IN CONTEXT
在于;存在于

GET TO KNOW THE MEANING
IN A SENTENCE
The real difficulty lies in keeping the old system secure without slowing the team down.
真正的难点在于既要保证旧系统安全,又不能拖慢团队的工作。