Only by doing so can we maintain the vigor and vitality of our nation.

只有这样做，我们才能使的国家保持生机和活力。

youdao

The doctor told him that only by doing a cornea transplant operation could he bring his sight back.

医生告诉他，只有做角膜移植手术他才能恢复视力。

youdao

Only by doing so can we solve the problem thoroughly.

只有这样做我们才能彻底解决该问题。

youdao

Although face masks, which have become a common sight in Mexico City, are worn by only a few people on the streets of Juarez,pharmacies say they are doing a brisk business selling them.

VOA: standard.2009.04.30

Only by doing this, she argued, could we strengthen both ourselves personally and our community.

FORBES: Facing A Problem Of Community In Governance

It is only by doing nothing here that we are able to live in these mountains.

NPR: Robert Jordan, Hemingway's Bipartisan Hero

Only by doing this will you be able to calculate how much your day-to-day living is costing you.

BBC: Pile of coins