Heat metal or glass and let it cool to reduce brittleness

• Relieve internal stress by controlled heating and cooling

通过加热后缓慢冷却使金属或玻璃减少脆性

• 通过受控加热与冷却消除内应力

Join complementary nucleic acid strands by cooling so they base-pair

通过冷却使互补核酸链配对结合

Fuse or burn colors onto glass or metal by heating

通过加热将颜色烧附在玻璃或金属表面

Make stronger or tougher through a process or experience

通过过程或磨练使更坚韧或更强

An act or process of annealing

一次退火过程