Sustained contraction
[医] 持久性收缩
🧩 词语组成解析
sustained
[səs'teind]
adj. 持久的，持续的;
v. 维持( sustain的过去式和过去分词 );支撑;忍受;长期保持;
contraction
[kən'trækʃən]
n. 收缩，缩减;[语]缩略，略体，缩写;（开支等）缩减;（分娩时）子宫收缩;
🗣️ 情景例句
Richard tells me you're a doctor.
Richard告诉我您是医生。
I hope it'll be fine tomorrow.
我希望明天是好天气。
they can locate and steer clear of obstacles -- or locate flying insects on which they feed.
并能通过回声来确定并躲开障碍物，或找到它们赖以为生的昆虫。