jǐn zhāng
nervous
keyed up
intense
tense
strained
in short supply
scarce
CL:陣|阵[zhen4]
Zhāng Huà
Zhang Hua (232-300), Western Jin writer, poet and politician
Zhang Hua (1958-1982), student held up as a martyr after he died saving an old peasant from a septic tank
other Zhang Hua's too numerous to mention