Technological change
[经] 工艺(技术)演变
🧩 词语组成解析
change
[tʃeindʒ]
vt. 改变，变更;交换，替换;兑换;换衣服（床单）;
vi. 改变，转变;交换，互换;换衣，更衣;
n. 变化，改变;交换，交替;零钱，找头;代替物;
🗣️ 情景例句
He's not making much progress with his English.
他的英语进步不大。
The goods were carefully packed and shipped here in excellent condition.
货物包装得很仔细，装船很小心，在这儿完好无损。
'Yes, thank you,' I answered, 'but I can't pay the bill.I haven't got my bag.'
“很好，谢谢。”我回答，“但我付不了帐，我的提包没有了。”