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Seagull Posted 10 years ago
Grammar
work by bouncing laser beams
They work by bouncing laser beams back and forth along two orthogonal arms kilometers in length.
I found this sentence in a dictionary site, but I don't have the slightest idea what kind of work "they" are doing. Could you tell me what their work is in simpler terms?
I found this sentence in a dictionary site, but I don't have the slightest idea what kind of work "they" are doing. Could you tell me what their work is in simpler terms?
Top answer
"They" refers to gravitational wave detectors. e. "bouncing laser beams back and forth along two orthogonal arms kilometers in length" describes how the detectors function.
- "They" refers to gravitational wave detectors.
- e.
- "bouncing laser beams back and forth along two orthogonal arms kilometers in length" describes how the detectors function.
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2 Answers
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"They" refers to gravitational wave detectors. "work" means "function" or "operate", i.e. "bouncing laser beams back and forth along two orthogonal arms kilometers in length" describes how the detectors function.
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Thank you very much for your clear answer, GPY.
I didn't even think of the "gravitational wave detectors." I've learned a lot, especially about how the part "They work" serves in this sentence. I appreciate your wisdom.
I didn't even think of the "gravitational wave detectors." I've learned a lot, especially about how the part "They work" serves in this sentence. I appreciate your wisdom.
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