Sida
[医][=severe iron deficiency anemia]严重缺铁性贫血
🗣️ 情景例句
It's Alexandra.
是Alexandra。
We've already had a big demand for this product.
这种产品我们已有很大的需要求量。
It is a good idea to start a part-time job so long as it does not affect your studies.
只要不影响学习，干兼职工作的想法是不错的。