powdery substance

例句 (20)

• A fine powdery substance covered the surface.细微的粉状物质覆盖了表面。
• The lab technician carefully collected a sample of the powdery substance.实验室技术员小心地收集了那种粉末状物质的样本。
• The chemist analyzed the unknown powdery substance.
• She found an unknown powdery substance in an old jar in the attic.化学家分析了这种未知的粉状物质。
• Be careful not to inhale the powdery substance.她在阁楼的一个旧罐子里发现了一种未知的粉末状物质。
• The police identified the white powdery substance as cocaine.
• She found a white powdery substance on the floor.小心不要吸入这种粉状物质。
• Be cautious when handling this powdery substance; it might be an irritant.警方确认白色粉末状物质是可卡因。
• This plant produces a sticky, powdery substance on its leaves.
• The forensic team analyzed the powdery substance found at the crime scene.她在地板上发现了一种白色粉状物质。
• The ancient artifact was coated in a layer of powdery substance.处理这种粉末状物质时要小心，它可能是刺激物。
• A fine powdery substance coated the surfaces of the abandoned laboratory.
• Could this powdery substance be a new type of drug?这种植物的叶子上会产生一种黏黏的粉状物质。
• He described the material as a light powdery substance.法医团队分析了犯罪现场发现的粉末状物质。
• The police collected samples of the suspicious powdery substance.
• The recipe called for a specific powdery substance to be added to the mixture.这件古代文物覆盖着一层粉状物质。
• After the explosion, a grey powdery substance settled everywhere.细微的粉末状物质覆盖了废弃实验室的表面。
• The explosion was caused by a highly unstable powdery substance.
• The recipe calls for a finely ground powdery substance.这种粉状物质会不会是一种新型毒品？
• For the experiment, we needed to measure out a precise amount of the powdery substance.他形容这种材料是一种轻的粉末状物质。