Hydraulic gradiant
[電] 水位梯度
?? 詞語組成解析
hydraulic
[ha?'dr?l?k]
adj. 水力的，水壓的;用水發動的;[建]水硬的;水力學的;
??? 情景例句
Can you please take a message for me?
你能幫我留個條嗎？
Why are you so busy?
你為什么這樣忙碌？
Yes, I do.I want her to come to my office.Tell her to come at once.
是的，我要她到我的辦公室來。叫她馬上就來。