It is always worth having a loft conversion costed out.估算一下改建阁楼的费用总是很有必要的。Has this project been costed?这项工程估价了 吗 ?They costed the job at about 150 pounds.他们估计这个工作要花150英镑左右....
Her routine was invariable.她的日常生活总是千篇一律。This process, however, was not invariable.但是, 这个过程并非始终不变.Reduced vigor or " inbreeding depression " is not an invariable consequence of inbreeding.降低生活力或 “ 近亲繁殖的衰退 ” 并不是近亲繁殖必然的后果....