vt.使窒息；使缺氧；阻礙
vi.窒息；窒息而亡；阻礙發(fā)展
But they do suffocate from a lack of air. 但它們確實也會因為缺少空氣而窒息。
The stale air made us suffocate. 渾濁的空氣使我們感到窒息。
