英语词汇“I need to polish up on my Spanish”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	I need to polish up on my Spanish
释义	I need to polish up on my Spanish. 我必须增进我的西班牙文。
随便看	expectations of dramatic new evidence expectations of employment expectations of great works expectations of learning expectations of service recovery expectations of the new year expectation speed expectation state expectations theory Expectations Theory expectation temperature expected approach clearanceeactime expected approach clearance eac time expectation theory expectation utility expectation value expectation value model expectation value of forest expectation value of forestland expectation-value of forest of a single stand Expectation Value of Fuzzy Variable expectation value of normal growing stock expectation value of soil expectation value of stand expectation-value theory