1. 火把光;火炬光 If you do something by torchlight, you do it using the light that is produced by a torch or torches.
e.g. Surgeons are performing operations in tents by torchlight... 醫生正在帳篷里借著(zhù)火把的光做手術(shù)。 e.g. The marchers held a torchlight procession. 游行者排成了火炬長(cháng)龍。