Wavefronts
(wavefront 的復數(shù)) [計] 波前
??? 情景例句
Lots to be thankful for.
要感謝的事很多。
The farmer is hoeing the fields.
農民在耕地。
When you have finished your experiment, please tidy the lab and put everything back in the cupboards.
做完實驗后，請你們把實驗室整理好，并把所有的東西放回器皿柜。