... be in a flap 在激动中, 慌作一团 be in a fume怒气冲冲的[地] be in a habit of 惯于, 有某种习惯 ...
双语例句
1
PERCHLORIC acid heated above ambient temperatures shall only be used ina chemical fume hood specifically designed for its use and identified as follows: for PERCHLORIC acid OPERATIONS.