A knack of trade
经商之道,行业诀窍
🧩 词语组成解析
knack
[næk]
n. 诀窍，窍门;熟练技术，技巧;需要技巧的工作;巧妙手法;
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
You had something on your mind
你显然有话要说
Losers are always in the wrong.
失败者总是错的。
Knowledge began to increase as soon as the thoughts of one individual could be communicated to another by means of speech.
人一旦能用语言同别人交流思想，知识的积累便开始了。