Radiofacsimile
n. 无线电传真
🗣️ 情景例句
OK.
好吧。
A bird may be known by its song.
什么鸟唱什么歌。
for fear the agents of other firms should be able to trace the kind of research they are likely to be undertaking.
他们生怕别的公司的情报人员据此摸到他们可能要从事的某项科研项目。