Sum transistor
[计] 求和晶体管
🧩 词语组成解析
sum
[sʌm]
n. 总数;算术;金额;概略，要点;
vt.& vi. 总计;总结，概括;归纳;
🗣️ 情景例句
Would you kindly hold these keys, please?
请帮我拿一下钥匙。
What's up?
最近有什么好事吗？
for in the evening she would be going to a fancy-dress part with her husband.
因为晚上她要同丈夫一起参加一个化装舞会。