One can get a grip on something only when it is grasped firmly, without the slightest slackening.

只有把某样东西牢牢抓住，毫不放松，才能把它支配。

youdao

One can get a grip on something only when it is grasped firmly, without the slightest slackening.

只有把某样东西牢牢抓住，毫不放松，才能把它支配。

youdao