Gelemeter
凝胶时间测定计
🗣️ 情景例句
I've thought about that for some time.
我已经想过一阵子了。
The wise man has long ears and a short tongue.
聪明人耳朵长，嘴巴短。
This applies particularly to chemical industries,
这在化学工业方面尤其突出。