-
His brother, George, helped him develop a special ink.
他的兄弟乔治帮助他发明了一种特殊的墨水。
youdao
-
The ink is taken out by a special technique, and new paper is made.
旧报纸可以回收再用，用特殊的技术清除油墨，再造新的纸张。
youdao
-
The ink is taken out by a special technique, and new paper is made.
旧报纸可以回收再用，用特殊的技术清除油墨，再造新的纸张。
youdao