At a low flow rate, fluid merely percolates through the void spaces between stationary particles.当流速低的时候, 流体只是穿过静止的颗粒之间的空隙.Water percolates through sand.水由沙中滤过.When gas percolates at a low speed in medium with low permea...
围栏用粗大的木桩建成，非常坚固。The fence was very strongly built, with very large posts.粗大的圆木咕噜咕噜地从山坡上滚下来.Large logs came rolling down the slope.他嘴里叼一支粗大的雪茄, 随时准备点火.He held a fat cigar, ready to be lighted....
Sally spun round, a feigned look of surprise on her face.萨莉急转过身来，脸上装出一副吃惊的表情。Giles had not reckoned with the strength of Sally's feelings for him.贾尔思没有料想到萨利对他的感情如此强烈。John felt blue when he reread Sally's letter...
"How much is he paying you?" — "Oh, five thousand." —"Not bad."“他给你多少钱？”——“哦，5,000。”——“挺不错嘛。”How much emotional baggage is he bringing with him into the relationship?他背负着多重的感情包袱开始这段恋情？"Gimme a break, kid! You know how mu...