不幸的是现有的证据不能证明抽烟和癌症之间有直接的联系
Unfortunately, the available evidence does not prove a direct link between smoking and cancer
以上为机器翻译结果，长、整句建议使用 人工翻译 。
不幸的是，现有的证据不能证明抽烟和癌症之间有直接的联系。
Unfortunately, available evidence fails to establish any direct link between smoking and cancer.
youdao
Fortunately, a mountain of reliable evidence proves the direct link between.
应用推荐
模块上移
模块下移
不移动