Sealant
01
密封剂, 填缝剂
a substance or material, often in liquid or paste form, used for filling gaps, cracks, or joints to create an airtight or watertight seal, typically in construction, plumbing, or automotive applications
例子
To keep the windows airtight, we applied a silicone sealant along the edges.
为了使窗户保持气密性，我们在边缘涂上了硅胶密封剂。
