日期:
来源:雅诚德英语网
The inconvenient truth is that if we don't solve the engineering problem, we're helpless.
令人为难的事实是,如果我们不解决工程问题,我们就无能为力。
The inconvenient truth is that if we don't solve the engineering problem, we're helpless.
令人为难的事实是,如果我们不解决工程问题,我们就无能为力。