Stimulators
(stimulator 的复数) [医] 刺激质; 刺激器
🗣️ 情景例句
and how hard it is
他还说这件事很难
I feel guilty because I haven't written her lately.
因为我最近没给她写信，我感觉到有罪。
We get to London this afternoon.
我们是今天下午到达伦敦的。