Many guys seem to have trouble using SOIs because they feel incongruent with themselves.

很多朋友看起来在使用SOI时存在困难，因为他们感到这样做和自己不一致。

youdao

The benefit of beamforming by exploiting cyclostationarity is the ability to extract SOIs from interference and noise with only a knowledge of cycle frequency.

但是，当存在与期望信号具有相同循环频率分量的恶劣干扰以及循环频率存在误差时，传统循环平稳自适应波束形成算法的性能将急剧下降。

youdao

Idle away the afternoon by exploring the narrow sois (side streets) of Rattanakosin, the old city, or Yaowarat, Bangkok's Chinatown.

WSJ: Insider's Guide to Bangkok | Journal Concierge

Spanning an incredible 35 acres of shopping, most stalls tucked into tiny narrow sois (lanes) overflowing with produce, the weekend market attracts some 200, 000 shoppers, browsers and buskers each Saturday and Sunday to its roughly 8, 000 stalls.

BBC: Saturday at Bangkok��s Chatuchak market