您要查找的是不是：
- a slack vowel 松元音
- Demand is slack over the summer months. 夏季的几个月市场滞销。
- Slack up before you reach the crossroads. 驶近十字路口时要减低速度。
- A vowel sound changed in this manner. 变元音由这种方式改变的元音发音
- Y is sometimes a vowel, as in bicycle. Y有时是元音字母，如在单字bicycle中。
- A vowel can form a syllable by itself. 元音能单独构成音节。
- Slack off/up as youapproach the junction. 接近交叉口时要减速。
- Don't slack off in your studies. 不要荒费你的学业。
- Winter is the slack season at most hotels. 冬天是大多数旅馆的淡季。
- slack vowel 松弛元音
- Not taut, firm, or compact; slack. 松弛的不紧、不严密或不坚实的; 放松的
- After intense work in the summer, we are slack off now. 夏季紧张的工作过後，我们现在放松了。
- The sailors pulled at the rope to take up the slack. 水手们拉起绳索把它收紧。
- A long syllable, vowel, or consonant. 长音节长音节、长元音或长辅音
- Hebrew has sublinear vowel sign. 希伯来人用放在线下的母音符号。
- The tractor took up the slack and pulled the trailer out of the mud. 拖拉机拉紧拖缆把拖车从泥中拉了出来。
- January is always a slack period. 一月份总是萧条时期。
- Of, relating to, or having the nature of a vowel. 元音性的属于、关于或有元音性质的
- To mark(a consonant) with a vowel point. 加元音符号用元音符来标记（一个辅音）
- The middle or slack part of an extended rope. 绳子放松时的中间或松弛部分
