this; these; (commonly pronounced zhei4 before a classifier, esp. in Beijing)[cedict]
只是
zhǐ shìㄓˇ ㄕˋ
merely; simply; only; but[cedict]
演習
yǎn xíㄧㄢˇ ㄒㄧˊ
exercise; practice; to put on a play; to act[cedict]
一
yīㄧ
one; 1; single; a (article); as soon as; entire; whole; all; throughout[cedict]
次
cìㄘˋ
next in sequence; second; the second (day, time etc); secondary; vice-; sub-; infra-; inferior quality; substandard; order; sequence; hypo- (chem., meaning extra oxygen atom); classifier for enumerated events: time[cedict]