HSK 7-9
留心
liúxīn动
to be careful; to pay attention to
请留心公告上的时间变化。
Qǐng liúxīn gōnggào shàng de shíjiān biànhuà.
Please pay attention to the time change in the notice.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
Appears across levels (7-9) in the HSK 3.0 word list.