点击下方单词,选择对的这个单词
点击下面链接下载与本句相关的学习资源,包括PDF教材和音频练习,方便课后复习:
1. a situation in which people or things are crowded together
e.g. he didn't like the crowding on the beach
多通过句子记忆单词,而不是单独死记硬背。