膨胀

(膨脹)péng zhàng

to swell

Example Sentences

气球在阳光下暴晒后内部气体急剧膨胀，随时都有可能发生爆裂。

qì qiú zài yáng guāng xià pù shài hòu nèi bù qì tǐ jí jù péng zhàng, suí shí dōu yǒu kě néng fā shēng bào liè.

The gas inside the balloon expands rapidly after being exposed to the sun, and it may burst at any time.

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