Engineers had a better choice of material, ______________ (当新发明被投入使用以后). after t

游客2023-09-09 22

问题 Engineers had a better choice of material, ______________ (当新发明被投入使用以后).

选项

答案 after the new invention was put into use/practice/operation

解析

转载请注明原文地址:https://tihaiku.com/zcyy/2997739.html

相关试题推荐

随机试题

最新回复(0)