Stem cells
[医] 干细胞
🧩 词语组成解析
stem
[stɛm]
n. （花草的）茎;词干;（高脚酒杯的）脚;烟斗柄;
vt. 遏制[阻止]（液体的流动等）;阻止;封堵;遏止;
n. 细胞；牢房；小屋；单元格（cell的复数）
🗣️ 情景例句
Well, I'll admit the room is uncomfortable.
嗯 我承认这个房间很不舒服。
I don't know where I've seen him before.
我不晓得在哪儿见过他。
the gaoler returned a few moments later with a pair of glasses and the usual copy of the letter which he proceeded to read to the prisoner.
一会儿工夫，狱卒重新登台，拿来一副眼镜以及平时使用的那封信，然后为那囚犯念了起来。