Concentration of trade
[经] 贸易集中
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
trade
[tred]
n. 贸易;行业;<美>顾客;买卖;
vt.& vi. 交易，经商;
vt. 交换;经营…交易，做…的买卖;
vi. 贸易;买卖;以物易物;
🗣️ 情景例句
Excuse me. you got a minute?
对不起，能耽误你一分钟吗？
Let me think it over,and I'll let you know later.
让我考虑一下，回头再告诉你吧。
It was spring,but the weather was awful.It rained all the time.
是春天，但天气太糟了。一直在下雨。