(1)need to 还有(2)be concerned,(3)be careful about,

(1)need to 还有(2)be concerned,(3)be careful about,

need to do sth 需要去做某事 There is no need to do sth.没有必要做某事.Be faced with a real need to do sth.面临着做某事的真正需要.We shall be concerned essentially with homogeneous reactions.我们将主要涉及均相反应.Released kidney lysosomal enzymes may be concerned in the generation of erythropoietin.释放的肾脏溶酶体的酶可能与产生促红细胞生成素有关.One must be concerned about the fate of these pathogens in the absorption field.必须注意到这些病原体在吸收场地的归宿.He will be concerned also with the zoning and layouts of factories and municipal housing.他将经营工厂和公用住宅群的分区规划和布局.We will not be concerned with the development of a general theory of finite elasticity.我们不去关心有限应变弹性学的一般理论的导出.be concerned 涉及到,有关的,关心的 We shall be concerned essentially with homogeneous reactions.我们将主要涉及均相反应.Released kidney lysosomal enzymes may be concerned in the generation of erythropoietin.释放的肾脏溶酶体的酶可能与产生促红细胞生成素有关.One must be concerned about the fate of these pathogens in the absorption field.必须注意到这些病原体在吸收场地的归宿.He will be concerned also with the zoning and layouts of factories and municipal housing.他将经营工厂和公用住宅群的分区规划和布局.We will not be concerned with the development of a general theory of finite elasticity.我们不去关心有限应变弹性学的一般理论的导出.be careful about 注意;重视 Also be careful about assuming that you can do large-scale team building in one fell swoop.假定你需要建立一个大规模的团队.Be careful about what you say in the office,for walls have ears.在办公室说话小心点,隔墙有耳啊,