What is this?(machine)
举一反三
- What should be inserted into the machine
- What is the name of this machine ?[img=589x467]17de85922da99ac.png[/img] A: industrial sewing machine B: ironing machine C: overlocker D: cutting macjine
- 中国大学MOOC: What is the name of this machine ?
- In what way can we make a machine intelligent?
- What is the name of this machine ?[img=658x545]18033a584596cec.png[/img] A: ironing machinie B: sewing machine C: overlocker D: loudspeaker