A-ch
abbr. 自动化交易所（Automated Clearing House）\\nn. (Ach)人名；(柬)阿；(德)阿赫
🧩 词语组成解析
[计] 改变, 通道, 信道, 字符, 检验
🗣️ 情景例句
I hope it isn't important.
希望不是什么重要事。
I asked him to buy it for me, but he wouldn't.
我请他帮我买，但是他不肯。
I've been here for about two years. I've been here since 1993.
我到这儿大约有两年时间了。我自1993年就到这儿学习。