血糖的英文是 blood sugar。它来源于人体血液中的糖分，即葡萄糖。下面是一些英文例句及其中文翻译：

血糖高会导致糖尿病。

High blood sugar can lead to diabetes.

她每天都要测量血糖水平。

She has to measure her blood sugar levels every day.

血糖水平过低会导致低血糖症状。

Low blood sugar levels can cause hypoglycemia symptoms.

她需要注射胰岛素来控制血糖水平。

She needs to inject insulin to control her blood sugar levels.