知識+
有哪位英文動詞三態強的人,幫幫我這幾題啊!! (急 20點)
... 4.write-wrote-writen 5.swim-swam-swum 6.read-read-read 7.ring-rang-rung 8.walk-walked-walked 9.study-studied...
誰可以幫我回答單字的造句~~~
... use the eraser.6. I forgot where I put my ruler. 7. The bell always rings when I come in.8. I will meet my cousin tomorrow.9. Those...
一段英文於Ring rooling 製程中 翻譯的問題
心軸彎曲法能夠造成徹底的彎曲,因為其內心軸可以防止皺摺及失誤,環圈滾動法不用心軸,所以通常彎曲半徑受到限制只能在200 mm以上。 未修