1·Over time, the protein in the eggshell breaks down into its constituent amino acids.
随着时间的推移,蛋壳中的蛋白质分解成其构成成分氨基酸。
—— 《柯林斯英汉双解大词典》
2·He broke the eggshell.
他打破了蛋壳。
3·This spongy tissue serves as a source of calcium for eggshell formation.
这种海绵状组织是形成蛋壳的钙质来源。
4·Nuclear DNA was successfully extracted from a 13,000-year-old emu eggshell and a giant moa eggshel.
细胞核 DNA 成功地从一只1.3万年前的鸸鹋蛋壳和一只巨大的恐鸟蛋壳中被提取出来了。
5·This is a movie stub from our first date! This is an eggshell from the first time you made me breakfast in bed!
这是我们第一次一起看电影的票根，这是你第一次为我做早餐时剩的蛋壳，这是我们第一次约会时从博物馆拿的化石。