Epxma
[化] 電子探針X射線微量分析
??? 情景例句
In the Spring and Autumn period, copper and iron chopsticks came into being.
在春秋時(shí)代又出現(xiàn)了銅制和鐵制的筷子。
Bitter pills may have wholesome effects.
良藥苦口利于病。
They put their hands behind their backs, so you can't see their hands.
他們將手放在背后，這樣你就看不見他們的手了。