Epr
[化] 顺磁共振; 电子顺磁共振; 二元乙丙橡胶; 乙丙二元橡胶\\n[医] 电膈呼吸
🗣️ 情景例句
Mr. O'Neill was so impressed with your work O'Neill
先生被你的作品深深打动
Little pigeons can carry great messages.
少年也可以成大事。
Early next morning, she heard planes passing overhead and wondered how she could send a signal.
第二天一大早，她听到头顶上有飞机飞过，但不知道怎样才能发个信号。