Foreign impurity
[化] 外来杂质; 夹杂物; 异物
🧩 词语组成解析
🗣️ 情景例句
I did make a difference in town.
我确实在镇上发挥了影响力。
They've promised to keep both we quality and the quantity of the 300 bicycles in conformity with the contract stipulations.
他们已承诺那300辆自行车的质量和数量一定与合同规定相吻合。
When he died, however, his brothers found it impossible to keep the secret any longer.
他死后，他的弟弟们才觉得无法再保守这个秘密了。