1·Moreover, a computer in the "family love room" plays an indispensable role because it offers a precious opportunity for Liao to help children whose parents are working far away to chat with them online.
此外，“家庭爱心房”里的电脑扮演着不可或缺的角色，因为它为廖提供了一个宝贵的机会，可以帮助那些父母远在外地工作的孩子上网聊天。
2·Electronic data play an indispensable role in Network crimes.
电子数据在网络犯罪中起着不可或缺的证明作用。
3·It played an indispensable role in the literature of the period.
对于明末文学，复社具有不可忽视的作用。
4·Hupai is playing an indispensable role in the electric industry.
虎牌已在电力行业扮演着不可缺席的角色。
5·Forest plays an indispensable role in the urban ecologic construction.
森林在城市生态化建设中的地位具有不可替代性。
6·So that each actor plays an important dependent but not indispensable role.
让每一个参与者都都扮演着重要的互相联系而非不可或缺的角色。
7·Legal interpretation plays an indispensable role in the application of the law.
法律解释是法律适用中不可缺少的重要环节。
8·English, as a global language, is playing an indispensable role in this respect.
英语，作为一种全球性的交际语言，在现代社会正在发挥着不可或缺的作用。
9·Our coordinated stimulus plans played an indispensable role in averting catastrophe.
我们相互协调的刺激经济方案为避免灾难发挥了不可缺少的作用。
10·University media plays an indispensable role in the construction of a harmonious campus.
高校媒体在和谐校园建设中有着不可或缺的作用。