时价

shí jià qǐ luò bù dìng

时价起落不定。

The current price is volatile.

rèn hé jīng dǎ xì suàn de zhòng zhí yuán zhǔ dōu bù huì wèi le dàng shí de shí jià yī měi yuán ér bǎ zhè ge bǒ jiǎo de nú lì mài diào

任何精打细算的种植园主都不会为了当时的时价一美元而把这个跛脚的奴隶卖掉。

No calculating planter would care to part with a crippled slave for the current price of one dollar.