The ABC of engineering is very difficult.
工程学入门很难。
The ABC of engineering is very difficult.
工程学入门很难。
He has not yet been thoroughly initiated into the mysteries of computer.
他对计算
秘尚未入门。
It should be clear to a reader of any degree of initiation.
这对于稍有入门知识读者都是清晰
解。
声明：以上例句、词性分类均由互联网资源自动
，
分未经过人工审核，其表达内容亦不代表本软件
观点；若发现问题，欢迎向我们指正。
