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茶杯盖密封
chábēi gài mìfēng
teacup lid seal
这个茶杯盖密封不严，容易漏水。
This teacup lid seal is not tight, so it leaks easily.
Engineering
technical
The sealing mechanism of a teacup lid to prevent liquid leakage.
茶杯盖密封性能是评估茶杯质量的重要指标。
The sealing performance of a teacup lid is an important indicator of teacup quality.
Commonly used in product descriptions for teacups, travel mugs, or insulated bottles.
Pro Tip
Product Descriptions
When describing products, '茶杯盖密封' emphasizes the lid's ability to prevent leaks, which is crucial for travel mugs or insulated bottles.
Word Origin
Compound term formed from '茶杯' (teacup), '盖' (lid), and '密封' (seal). '密封' originates from '密' (tight) + '封' (to seal), first used in Chinese engineering contexts around the 20th century.
Usage Notes
Primarily used in product specifications or quality descriptions. Not a common conversational phrase.
Word Breakdown
茶杯
teacup
noun盖
lid
noun密封
seal / airtight
verb/noun汉英词典