Photopyrometer
光电高温计
🗣️ 情景例句
If anyone has any objections, now is the time to voice them.
如果有人反对，现在就可以说出来。
Keep your mouth shut and your eyes open.
要多看少说。
A cat's ability to survive falls is based on fact.
猫在跌落时能够大难不死是有事实作为依据的。