Chemiadsorption
化学吸附
🗣️ 情景例句
She's always changing jobs.
她老是换工作。
It's about time.
时间差不多了。
George took off his jacket, rolled up his sleeves and pushed is right arm through the drain cover.
乔治脱掉外套，卷起袖子，将右胳膊伸进了阴沟盖。