They make compost out of all kinds of waste.他们用各种废料制造堆肥。Cut down and compost spent cucumbers, tomatoes and other crops.将已收获过的黄瓜、西红柿和其他作物的秧蔓割下，制成堆肥。In May, mulch the bed with garden compost.五月，在苗圃里施上肥。...
Cut down and compost spent cucumbers, tomatoes and other crops...将已收获过的黄瓜、西红柿和其他作物的秧蔓割下，制成堆肥。I sow the seed in pots of soil-based compost.我把种子种在几盆掺有堆肥的土里。...a superb compost, high in calcium.富含钙的优质堆肥...a compost heap...一...
地衣是一类独特的生物有机体,其体内合成了多种特殊的次生代谢产物,主要为缩酚酸、缩酚酸环醚 、 缩酚酮、二苯并呋喃等类化合物.A lot of secondary metabolites such and were produced by lichens, a class of unique organisms....
I don't try to memorize speeches word for word.我不会试图一字不落地记住讲话要说的内容。Official speeches in recent days have been larded with promises of democracy.近日官方在讲话中满口对民主的承诺。His forte is after - dinner speeches.他的特长是饭后演说.He has ...