Heliometry
量日仪测量术
🗣️ 情景例句
Is he OK?
他还好吗？
Idleness rusts the mind.
懒惰使人的头脑迟钝。
and an American-made dialysis machine needs the EU's okay before is hits the market in Europe.
而美国制造的透析仪也要得到欧盟的首肯才能进入欧洲市场。