例句與造句

1. With the new methods provided , only a small number of samples are required at the same risks , so the test expenses and test time are reduced
   該方法在相同風險下只需少量的現(xiàn)場試驗就可以進行維修性驗證，從而減少試驗成本，縮短試驗周期。
2. It's difficult to find testing expenses in a sentence. 用testing expenses造句挺難的