Sentence examples for movements are difficult from inspiring English sources

In many areas, e.g. Scandinavia, the timing and extent of uplift movements are difficult to determine because the uplifted area consists almost exclusively of ancient metamorphic rocks.

While levelling and aligning, intrusion, and bodily distalisation of upper molars of no more than 1.5 mm were demonstrated to be predictable movements, rotations, extrusion, and torque movements are difficult to achieve with clear aligners [8 11].

Compared to other techniques, during measurement, ERP is more tolerant of the subject's physical movements; therefore, it is more suitable for subjects whose movements are difficult to regulate.

Isolated joint movements are difficult to perform.

Nevertheless, inter-study comparisons for rotational movements are difficult because of differences in the testing positions (prone compared to supine).

This would not have been necessarily measured by visual observations, as tongue movements are difficult to quantify this way (readers can refer to the relevant previous sections).

"Emeralds," with its focus on serenity and arm movements, is difficult to dance.

Bowel movements were difficult, and even lying down was uncomfortable with that huge mass in her abdomen.

The cell was dark, its bathroom darker, and his movements were difficult to discern, the judge's report said.

Whether the drift of an afterimage across the field of view is entirely due to eye movements is difficult to say.

Reviewers have welcomed the simplistic controls, but its "hyper-responsiveness", with the characters easily dashing and precise movements being difficult to perform, was expressed as a serious flaw of the game by GameSpot.