Barium dioxalate
[机] 草酸氢钡
🧩 词语组成解析
barium
[['bɛəriəm]]
n. 钡\\n[化] 钡Ba
草酸氢盐
🗣️ 情景例句
What time should I call back?
我应该何时再打来？
I often have lunch at noon.
我常常在中午吃午饭。
'I've been coming up here night after night for weeks now.
“好几个星期了，我天天夜里到钟楼上来。