Eaa
abbr. essential amino acid 必要氨基酸; ethylene acrylic acid 乙烯基丙烯酸
🗣️ 情景例句
He applied to Columbia,
他申请了Columbia大学。
Do you ever study English on Sunday?
你曾经在星期日学英文吗？
Not until last week did I get a work permit.
直到上周我才拿到工作许可证。