S meter
[电] 信号强度计
🧩 词语组成解析
🗣️ 情景例句
He said I should call him.
他说我可以打电话给他。
I wrote 9 books.
我写了九本书。
Spirits labelled 95 proof contain only about 47 percent alcohol.
强度标为95的酒中含47％的酒精。