P-channel
[计] 沟道
🧩 词语组成解析
🗣️ 情景例句
Is this machine washable?
这能机洗吗？
You need an injection.
你需要打针。
Dressed in dark glasses and old clothes, they had taken special precautions so that no one should recognize them.
他们戴着墨镜，穿着旧衣裳，特别小心以防别人认出他们。