As preventive, spray plants with systemic insecticide or fumigate them regularly.作为预防措施, 要用内吸杀虫剂对植物定期喷洒,或熏蒸.Make sure the draining board, sink and plug hole are regularly disinfected.滴水板、水槽和塞孔一定要定期消毒。Try to get into the ...
Fox, badger, weasel and stoat are regularly seen here.狐狸、獾、黄鼠狼和白鼬在这里很常见。Make sure the draining board, sink and plug hole are regularly disinfected.滴水板、水槽和塞孔一定要定期消毒。I find it really hard to drag myself out and exercise re...
接触的细胞的原生质体通过原生质连丝连接成一体.The protoplasts of attached cells are connected and integrated by plasmodesmata.果胶物质分成原生质果胶, 果胶和果胶酸.The pectic substances can be classed protopectins, pectins and pectin acids.每个细胞都具有核,细胞核位于原生质中.Ea...
Ken was in the act of paying his bill when Neil came up behind him.当尼尔从后面走过来时，肯正在付账。Neil's colleagues say he was actually in a joking, upbeat mood.内尔的同事们说他实际上在说笑逗乐，心情不错。This was the moment when Neil Armstrong became...
消防队员奋力扑救大楼中熊熊的火焰。Firemen tried to quench the flames raging through the building.他勇敢地冲进烈火熊熊的屋子去救那个婴孩.He bravely went into the burning house to rescue the baby.他走近时发现前面是一道烈火熊熊的巨大火墙。As he came closer he saw a gigantic wall ...