Xrf
abbr. X-ray fluorescence X射线荧光
🗣️ 情景例句
Well. It will be up immediately.
好，立即给你送去。
It takes a bit of nerve to cross these chain bridges.
过这种铁锁桥需要有点胆量才行。
Spirits labelled 95 proof contain only about 47 percent alcohol.
强度标为95的酒中含47％的酒精。