Neolignan
新木脂素
🗣️ 情景例句
Over?
结束？
The worker is pounding steel pipes to mend the leakage of water.
管道工为了修缮漏水而敲打着下水道的铁管。
The bull was busy with the matador at the time,
当时那公牛正忙于对付斗牛士，