“下潜”造句

潜水员下潜到超过危险线的深水中去了.
The diver went into the deep water beyond the danger limit.

为了下潜,里边还有个密封小水槽―负槽.
For diving there's small sealed tank inside, the negative tank.

潜水艇的下潜速度非常快.
Submarine can submerge very quickly.

• #下潜