他们的手紧紧相握。

Their hands are firmly ___grasping.

他很快就掌握了这个新软件的基本操作。

He quickly ___grasped the basics of the new software.

他牢牢抓住栏杆以防摔倒。

He tightly ___grasped the railing to avoid falling.

她紧紧抓住栏杆以免滑倒。

She firmly ___grasped the railing to avoid slipping.

他很快就理解了这项新技术的原理。

He quickly ___grasped the principles of the new technology.

惊慌中，她紧紧抓住栏杆以防摔倒。

In panic, she ___grasped at the railing to prevent herself from falling.