Sentence examples similar to an unapparent challenge from inspiring English sources

By contrast, the pure Sn2S3 thin film exhibited an unapparent room-temperature NO2 gas-sensing behavior under illumination.

Consequently, T. evansi is an unapparent spreading parasite.

Assuming that patients with recent IR onset are carriers of an unapparent myocardial dysfunction at baseline rest, their levels of functional coronary reserve were investigated by DSE.

It is an old challenge.

"That's an ongoing challenge".

Add an extra challenge.

A perennial challenge.

Just a bigger challenge.

"This is a big challenge".

He sensed a creepy challenge.

It is a prodigious challenge.