Crofts ( 1963), examined water-harvesting and its effects on dairy production in the Sydney area. 在悉尼地区调查了集水及其对奶牛生产的效应。
She could not, however, reach such a degree of certainty, as not to be anxious to hear whether anything had been said on the subject at the other house, where the Crofts had previously been calling. 不过,她还没达到十拿九稳的地步,急切地想打听一下克罗夫特夫妇有没有在大宅里说起这件事,因为他们是先去那里走访的。