caution sign

基本解釋

It had tripped up on the 'caution: wet floor' sign.
它被那塊“小心地滑”的警告牌絆倒了。
This caution sign reminds drivers to keep a slow speed.
司機(jī)，此路段要保持低速行駛。
Caution—Safety sign with a message of potential hazard such as "Floor May be Slippery" or "Open Door Slowly. "
小心—帶有潛在危險(xiǎn)信息的安全標(biāo)記諸如“地麪溼滑”或“請(qǐng)慢開門”。
bbs.anquan.com.cn

As for the advice to simply quit her job, Bertrando issues a big red caution sign.
FORBES: Reddit Urges Employee to Quit Job, Collect Unemployment Benefits
FTAA. It is a sign of past caution that few such studies exist.
ECONOMIST: A battle against protectionist instincts
Though the AAII Sentiment Indicator can be viewed as a contrarian signal, I would caution against relying on any one indicator as a sign that the market is at a turning point.
FORBES: Bearish Sentiment Surges