But before that, before the ground had even fully thawed, he taught them a perhaps more valuable skill: how to catch a fatty, nutritious fish that would sustain them in the worst of winters.
斯匡托——一个懂英语的印第安人，同情这些可怜的人们，教给他们如何种植玉米，如何给土壤施肥。但在这之前，在土地还没有完全解冻的时候，他教给殖民者们更实用的技能：如何捕鱼。
The cells had been frozen and thawed out before being used, to simulate the conditions they would be kept in if stored for human patients.
干细胞在使用前都事先经过冰冻和解冻处理，以模拟用于人类目的的干细胞的存放条件。
Before transplantation, the graft is thawed and rehydrated.
移植前，移植物的解冻和再水化。
Two test methods were employed: one is loading the samples before thawing, and the other is loading the samples after completely thawed.
依据使用特点，试验采用两种方法：一是先融化后压缩，二是融化与压缩同时进行。
The results showed that laser drilling before vitrified cryopreservation reduces blastocoelic cavity and transplantation of frozen-thawed blastocytes is safe and effective.
说明采用激光辅助打孔的方法使囊胚皱缩，结合玻璃化冻融后行囊胚移植安全有效。
The results showed that laser drilling before vitrified cryopreservation reduces blastocoelic cavity and transplantation of frozen-thawed blastocytes is safe and effective.
说明采用激光辅助打孔的方法使囊胚皱缩，结合玻璃化冻融后行囊胚移植安全有效。
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