Gravimetroscope
液體蒸發(fā)速度測(cè)定器
??? 情景例句
OK, Marilyn.
好了， Marilyn
When did you get off work?
你什么時(shí)候下班？
Last year we helped them with the orange-picking.We really enjoyed working on the farm.
去年我們幫他們搞蘋(píng)果。我們實(shí)在太喜歡在農(nóng)場(chǎng)干活了。