Herpesviruses bud from the nuclear membrane into channels that lead directly to the intracellular space.

　　皰疹病毒是從核膜出芽經(jīng)管狀結(jié)構(gòu)而釋放到細胞空腔內(nèi)。

　　Irregular forms are given in parentheses.

　　不規(guī)則形式標注在括號內(nèi)。

　　He visited his parents at irregular intervals.

　　他不定期地看望父母。

　　The heartbeat was feeble and irregular.

　　心搏無力，心律不齊。

　　At least 17 different irregular units are engaged in the war.

　　至少有17個非正規(guī)軍部隊參戰(zhàn)。