not talking about D/G,but dD/dG。
• Your "$6 of debt" is D--not "dD" -career- ♂ (0 bytes) () 01/07/2019 postreply 10:36:35
• "你说工作效率低,我指出工作量不会减少,你现在又换到经济效益……你多久没见识过变化了,鸡同鸭讲" -career- ♂ (5412 bytes) () 01/07/2019 postreply 12:16:47