Passive substrate
[计] 无源衬底
🧩 词语组成解析
substrate
['sʌbstreit]
n. 底物;底层;基底;基层;
🗣️ 情景例句
He's upset over the fact that he wasn't promoted this year.
他对今年没有升迁感到恼怒。
All work and no play make Jack a dull boy.
尽量学，尽情玩。
Soon the hobby leads to travel, perhaps to a meeting in another town, possibly a trip abroad in search of a rare specimen, for collectors are not confined to any one country.
用不了多久，有这种爱好的人便开始旅行，也许是去另一个城市参加会议，也可能是出国寻找一件珍品，因为收藏家是不分国籍的。