Premium grades
[化] 优等品
🧩 词语组成解析
n. 分数；等级（grade的复数形式）
🗣️ 情景例句
And let's not forget our cassette player and some tapes.
还别忘了带上我们的卡式录音机和一些录音带。
My aunt will come to live with me for some days.
我阿姨会来和我住一些日子。
Be quiet!
安静点！