Barcodes
(barcode 的复数) 条形码
🗣️ 情景例句
and I have a production meeting at four.
我四点钟有个生产会议。
Perseverance is failing nineteen times and succeeding the twentieth.
十九次失败，到第二十次获得成功，这就叫坚持。
That's a great idea!
好主意！