常見例句雙語例句Hadhe monitored his air supply better, he could have made a slow, safeascent to the surface by following the bottom contours and swam rightup to the beach.如果他更好的掌握好用氣量，他就可以緩慢的、更安全的沿著水底的輪廓上升出水，并直接游回岸邊。 返回 bottom contours