hela first
海拉的第一个
以上为机器翻译结果，长、整句建议使用 人工翻译 。
She first learned about HeLa cells in a biology class when she was sixteen years old.
VOA: special.2010.07.21
The word HeLa uses the first two letters of her first and last name.
Jonas Salk used these HeLa cells to test the first vaccine for polio.
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