I hope you will cherish time, study hard and growth healthily.
我希望各位同学珍惜时光，勤奋学习，健康成长。
Laser can also restrain the growth of bacteria and mould in water, thus enabling the fertilized eggs to develop healthily into embryos, larvae and spats.
激光能抑制水中致病菌及霉菌的生长，使受精卵发育成健壮的胚胎、幼虫、幼苗。
Laser can also restrain the growth of bacteria and mould in water, thus enabling the fertilized eggs to develop healthily into embryos, larvae and spats.
激光能抑制水中致病菌及霉菌的生长，使受精卵发育成健壮的胚胎、幼虫、幼苗。
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