铁剂和叶酸片常被配给孕妇服用。Iron and folic acid supplements are frequently given to pregnant women.甜菜富含营养,包括叶酸, 铁元素和纤维素等.Beets are high in nutrients including folate, iron and fiber.叶酸能帮助防止诸如脊柱裂等神经管畸形出生缺陷的发生.Folic acid helps prevent ...
Sabres rasped from scabbards and the horsemen spurred forward.马刀在刀鞘里咔嗒作响，骑手催马向前。"Where've you put it?" he rasped.“你把它放在哪里了？”他尖声叫道。Foden rasped a hand across his chin.福登用手蹭得下巴刺刺响。...
There are four major disciplines in earth sciences, namely geography, geology, geophysics and geodesy.地球学又分为四大类, 即地理学, 地质学, 地球物理学和测地学.Why to always syare blankly ineffably , feel sadness namely next.为什么总是莫名的发呆,然后就是感到悲伤.O...
Droughts and accentuation of soil erosion cause havoc in such areas , making their rehabilitation extremely difficult.旱灾和严重的土壤侵蚀造成巨大的破坏, 恢复起来极为困难.This concentration of airborne firepower wrought havoc with the enemy forc...