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1.sterilize vt. 消毒，殺菌；使成不毛；使絕育；使不起作用
Sulphur is also used to sterilize equipment.
硫磺也用來給設(shè)備消毒。
2.periodic chart 周期表
Since the elements were arranged in a periodic chart, it has been widely used all over the world.
自從元素排成周期表以來， 周期表在世界各地得到廣泛應(yīng)用。
3.coronavirus n. 冠狀病毒；日冕形病毒
Other viruses including the coronavirus, respiratory syncytial virus and enterovirus have also been identified as causing cold symptoms.
包括冠狀病毒、呼吸道合胞病毒和腸道病毒在內(nèi)的其他病毒也被確認(rèn)會引發(fā)感冒癥狀。
4.pneumonia n. 肺炎
Penicillin cured him of pneumonia.
青霉素治好了他的肺炎。
5.pathogen n. 病原體；病菌
It's not yet clear if the pathogen might cause cancerous changes, the researchers told Genome Research journal.
他們在《基因組研究》雜志上表示，該病菌是否會導(dǎo)致癌變，目前尚不清楚。
6.membrane n. 膜；薄膜；羊皮紙
A vibrating membrane in the ear helps to convey sounds to the brain.
耳膜的振動幫助聲音傳送到大腦。
