Nondetectable
不能检测的
🗣️ 情景例句
Smoking is addictive, and causes cancer, But the point I most want to emphasize is that it damages the health of those around you.
吸烟会上瘾，会引发癌症。但我最想说的是，吸烟同时也有损你的健康。
Since we are likely to place sizable orders regularly we hope that you will make some special concessions.
由于我方将定期大批量订购，希望贵方作出一些特殊的让步。
Are they under the chair?
他们在椅子下面吗？