A marine sextant has the index arm set at zero and the reflected image of the horizon forms a continuous line with the actual image. When the sextant is rotated about the line of sight the images separate. The sextant has（）.
A vessel is “in sight” of another vessel when（）.
When in sight of another vessel，any action taken to avoid collision must（）.
A star is observed at lower transit. The line of position derived from this sight is（）.
A sight glass is installed in the liquid line to indicate the condition of the refrigerant charge and may also indicate the （）.
When out of sight of land, a ship’s position can be found by using（）.
Which of the problems listed could be indicated if a sight glass in the refrigerant liquid line is full of bubbles?（）
The Tower of London, a historical sight, located in the centre of London, was built by（）.
By day，you sight a vessel displaying three shapes in a vertical line. The top and bottom shapes are balls，and the middle shape is a diamond. It could be a（）.
In an operating refrigeration system low on refrigerant, a liquid line sight glass will（）
LOS（Line-of-sight）计算中，计算结果与哪些因素有关（）
The problems of the poor are largely ______ --out of sight, out of mind.
Looking out of the window of our hotel room, there are lots of mountains in sight.
The seeing should make better use of sight to add fullness to life.
原文:Out of sight, _______mind.译文:眼不见,心不烦第一空：out of
Which of the following is not the landmark of Los Angeles?
They ___ laughter at the sight of us.
I have lost sight of my mom, but l just saw her_____in front of me.
Out of sight, out of mind.（英译汉)
"He is exempted from military service, because of his bad sight."
听力原文：ABC Company applied for a sight letter of credit for settlement instead of documentary collection.
Birds have a sharp sense of sight and dogs have a sharp sense of smelling.
catch sight of
line-of-sight distance
