blue-chip
adjective /ˌbluː ˈtʃɪp/
/ˌbluː ˈtʃɪp/
[only before noun] (finance- a blue-chip investment is thought to be safe and likely to make a profit
(投资)稳妥可靠的;蓝筹的 - blue-chip companies
蓝筹公司
词源early 20th cent. (originally US): from the blue chip used in gambling games, which usually has a high value. - blue-chip companies