Transformerless
a. 无变压器的, 不使用变压器而产生的
🗣️ 情景例句
Hi, gang. Hi, everybody.
嗨 ，各位。
Come on!
得了吧！
it was not long before its use as the uniquely recognizable broadcasting frequency for interstellar communication was suggested.
提出把它作为星际间唯一可辨认的广播频率就为期不远了。