Sentence examples for are visible only when from inspiring English sources

Finger smudges and streaks are inevitable, but are visible only when the screen is turned off.

Other people are visible only when immediately in front of you.

In Erin Shirreff's moody video, the planes of a model Tony Smith sculpture are visible only when covered in snow.

Similar mechanisms are common in many animals, such as Anolis lizards, which have brightly coloured throat fans that are visible only when erected during courtship or threat behaviour.

The dispersions are visible only when the material is excited with s-polarized light, and most prominent in layers with thickness near 100 nm.

They are normally too faint to be seen, and are visible only when illuminated by sunlight from below the horizon while the lower layers of the atmosphere are in the Earth's shadow.

Yet maintenance defies measurement; it's the glass pane that's visible only when it cracks.

In about 1900, when skirts became less full, the petticoat was visible only when a woman lifted her dress as when crossing the street.

It often had decoration engraved on it before firing that, like a watermark in paper, was visible only when held to the light; such decoration is called anhua, meaning literally "secret language".

Thereafter, round-the-clock fighter sorties would have to be flown in a hunt for Syria's mobile missile launchers (which would be visible only when they turned their radars on, or were spotted by special forces on the ground) and to deter what was left of its air force from flying.

Isolated pockets of inflammation were visible only when a suture was accidentally caught in the section.