trade
n. / v.美 /treɪd/英 /treɪd/
贸易；交易；行业
buying and selling goods; exchange; job skill
例句
China and many countries do trade in electronics and clothes.
中国和许多国家在电子产品和服装方面开展贸易。
My uncle learned the trade of carpentry when he was young.
我叔叔年轻时学了木工这门手艺。
怎么记
tra（= trans- 跨）+ de（= do）→ 跨区域‘做’买卖
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