Monosulphide
一硫化物
🗣️ 情景例句
I planned to take you for a ride in Central Park
我原打算带你去中央公园
To follow her naughty brother
追赶顽皮刁钻的弟弟
Hi, Li Lei! Nice to see you again!
你好，李磊！又见到你了，真高兴！